diff --git a/admin/auth.php b/admin/auth.php
index 61afb67c19f..41faab54ddc 100644
--- a/admin/auth.php
+++ b/admin/auth.php
@@ -30,7 +30,7 @@ if (empty($CFG->auth)) {
 }
 
 if (!empty($auth) and !exists_auth_plugin($auth)) {
-    error(get_string('pluginnotinstalled', 'auth', $auth), $url);
+    print_error('pluginnotinstalled', 'auth', $url, $auth);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -67,7 +67,7 @@ switch ($action) {
         $key = array_search($auth, $authsenabled);
         // check auth plugin is valid
         if ($key === false) {
-            error(get_string('pluginnotenabled', 'auth', $auth), $url);
+            print_error('pluginnotenabled', 'auth', $url, $auth);
         }
         // move down the list
         if ($key < (count($authsenabled) - 1)) {
@@ -82,7 +82,7 @@ switch ($action) {
         $key = array_search($auth, $authsenabled);
         // check auth is valid
         if ($key === false) {
-            error(get_string('pluginnotenabled', 'auth', $auth), $url);
+            print_error('pluginnotenabled', 'auth', $url, $auth);
         }
         // move up the list
         if ($key >= 1) {
diff --git a/admin/block.php b/admin/block.php
index d21218f23c7..f5165324e6d 100644
--- a/admin/block.php
+++ b/admin/block.php
@@ -31,7 +31,7 @@
     if ($config = data_submitted()) {
 
         if (!confirm_sesskey()) {
-             error(get_string('confirmsesskeybad', 'error'));
+             print_error('confirmsesskeybad', 'error');
         }
         if(!$block->has_config()) {
             error('This block does not support global configuration');
diff --git a/admin/enrol.php b/admin/enrol.php
index 8e0cfdfd6bf..14b75d6b10d 100644
--- a/admin/enrol.php
+++ b/admin/enrol.php
@@ -18,7 +18,7 @@
 
     if ($frm = data_submitted()) {
         if (!confirm_sesskey()) {
-            error(get_string('confirmsesskeybad', 'error'));
+            print_error('confirmsesskeybad', 'error');
         }
         if (empty($frm->enable)) {
             $frm->enable = array();
@@ -103,4 +103,4 @@
 
     admin_externalpage_print_footer();
 
-?>
\ No newline at end of file
+?>
diff --git a/admin/enrol_config.php b/admin/enrol_config.php
index 6adca6d13c8..0ed836f7337 100644
--- a/admin/enrol_config.php
+++ b/admin/enrol_config.php
@@ -19,7 +19,7 @@
 
     if ($frm = data_submitted()) {
         if (!confirm_sesskey()) {
-            error(get_string('confirmsesskeybad', 'error'));
+            print_error('confirmsesskeybad', 'error');
         }
         if ($enrolment->process_config($frm)) {
             redirect("enrol.php?sesskey=$USER->sesskey", get_string("changessaved"), 1);
diff --git a/admin/lang.php b/admin/lang.php
index 830c3e0863d..c02aa34b8d9 100644
--- a/admin/lang.php
+++ b/admin/lang.php
@@ -435,7 +435,7 @@
 
         if (isset($_POST['currentfile'])){   // Save a file
             if (!confirm_sesskey()) {
-                error(get_string('confirmsesskeybad', 'error'));
+                print_error('confirmsesskeybad', 'error');
             }
 
             $newstrings = array();
@@ -707,7 +707,7 @@
 
         if (isset($_POST['currentfile'])) {  // Save a file
             if (!confirm_sesskey()) {
-                error(get_string('confirmsesskeybad', 'error'));
+                print_error('confirmsesskeybad', 'error');
             }
             if (lang_help_save_file($saveto, $currentfile, $_POST['filedata'])) {
                 notify(get_string("changessaved")." ($saveto/$currentfile)", "notifysuccess");
diff --git a/admin/langimport.php b/admin/langimport.php
index 2546bf290b8..80043340e60 100755
--- a/admin/langimport.php
+++ b/admin/langimport.php
@@ -63,9 +63,9 @@
                                     $a = new object();
                                     $a->url = 'http://download.moodle.org/lang16/'.$pack.'.zip';
                                     $a->dest= $CFG->dataroot.'/lang';
-                                    error(get_string($cd->get_error(), 'error', $a), 'langimport.php');
+                                    print_error($cd->get_error(), 'error', 'langimport.php', $a);
                                 } else {
-                                    error(get_string($cd->get_error(), 'error'), 'langimport.php');
+                                    print_error($cd->get_error(), 'error', 'langimport.php');
                                 }
                             break;
 
@@ -198,9 +198,9 @@
                             $a = new stdClass();
                             $a->url = 'http://download.moodle.org/lang16/'.$pack.'.zip';
                             $a->dest= $CFG->dataroot.'/lang';
-                            error(get_string($cd->get_error(), 'error', $a)); // not probable
+                            print_error($cd->get_error(), 'error', "", $a)); // not probable
                         } else {
-                            error(get_string($cd->get_error(), 'error')); // not probable
+                            print_error($cd->get_error(), 'error'); // not probable
                         }
                     break;
                     case COMPONENT_UPTODATE:
diff --git a/admin/mnet/access_control.php b/admin/mnet/access_control.php
index 9b3a34cebed..c8ac7cc81a4 100644
--- a/admin/mnet/access_control.php
+++ b/admin/mnet/access_control.php
@@ -19,7 +19,7 @@ admin_externalpage_setup('ssoaccesscontrol');
 admin_externalpage_print_header();
 
 if (!extension_loaded('openssl')) {
-    print_error('requiresopenssl', 'mnet', '', NULL, true);
+    print_error('requiresopenssl', 'mnet');
 }
 
 $sitecontext = get_context_instance(CONTEXT_SYSTEM);
@@ -39,13 +39,13 @@ if (!empty($action) and confirm_sesskey()) {
     
     // boot if insufficient permission
     if (!has_capability('moodle/user:delete', $sitecontext)) {
-        error(get_string('nomodifyacl','mnet'));
+        print_error('nomodifyacl','mnet');
     }
 
     // fetch the record in question
     $id = required_param('id', PARAM_INT);
     if (!$idrec = get_record('mnet_sso_access_control', 'id', $id)) {
-        error(get_string('recordnoexists','mnet'), "$CFG->wwwroot/$CFG->admin/mnet/access_control.php");
+        print_error('recordnoexists','mnet', "$CFG->wwwroot/$CFG->admin/mnet/access_control.php");
     }
 
     switch ($action) {
@@ -60,7 +60,7 @@ if (!empty($action) and confirm_sesskey()) {
             // require the access parameter, and it must be 'allow' or 'deny'
             $accessctrl = trim(strtolower(required_param('accessctrl', PARAM_ALPHA)));
             if ($accessctrl != 'allow' and $accessctrl != 'deny') {
-                error(get_string('invalidaccessparam', 'mnet') , "$CFG->wwwroot/$CFG->admin/mnet/access_control.php");
+                print_error('invalidaccessparam', 'mnet', "$CFG->wwwroot/$CFG->admin/mnet/access_control.php");
             }
 
             if (mnet_update_sso_access_control($idrec->username, $idrec->mnet_host_id, $accessctrl)) {
@@ -84,7 +84,7 @@ if ($form = data_submitted() and confirm_sesskey()) {
 
     // check permissions and verify form input
     if (!has_capability('moodle/user:delete', $sitecontext)) {
-        error(get_string('nomodifyacl','mnet'), "$CFG->wwwroot/$CFG->admin/mnet/access_control.php");
+        print_error('nomodifyacl','mnet', "$CFG->wwwroot/$CFG->admin/mnet/access_control.php");
     }
     if (empty($form->username)) {
         $formerror['username'] = get_string('enterausername','mnet');
diff --git a/admin/mnet/enr_course_enrol.php b/admin/mnet/enr_course_enrol.php
index 4ae894ee6bc..3cbd93db4a4 100644
--- a/admin/mnet/enr_course_enrol.php
+++ b/admin/mnet/enr_course_enrol.php
@@ -7,7 +7,7 @@
     include_once($CFG->dirroot.'/mnet/xmlrpc/client.php');
 
     if (!confirm_sesskey()) {
-        error(get_string('confirmsesskeybad', 'error'));
+        print_error('confirmsesskeybad', 'error');
     }
 
     admin_externalpage_setup('mnetenrol');
diff --git a/admin/mnet/enr_courses.php b/admin/mnet/enr_courses.php
index 8735ecc9db9..79aad8fa06f 100644
--- a/admin/mnet/enr_courses.php
+++ b/admin/mnet/enr_courses.php
@@ -6,7 +6,7 @@
     require_once($CFG->libdir.'/adminlib.php');
 
     if (!confirm_sesskey()) {
-        error(get_string('confirmsesskeybad', 'error'));
+        print_error('confirmsesskeybad', 'error');
     }
 
 
diff --git a/admin/mnet/peers.php b/admin/mnet/peers.php
index d3ba9fb7ef9..60579966cd5 100644
--- a/admin/mnet/peers.php
+++ b/admin/mnet/peers.php
@@ -15,17 +15,17 @@ require_capability('moodle/site:config', $context, $USER->id, true, "nopermissio
 
 if (!extension_loaded('openssl')) {
     admin_externalpage_print_header();
-    print_error('requiresopenssl', 'mnet', '', NULL, true);
+    print_error('requiresopenssl', 'mnet');
 }
 
 if (!$site = get_site()) {
     admin_externalpage_print_header();
-    print_error('nosite', '', '', NULL, true);
+    print_error('nosite', '');
 }
 
 if (!function_exists('curl_init') ) {
     admin_externalpage_print_header();
-    print_error('nocurl', 'mnet', '', NULL, true);
+    print_error('nocurl', 'mnet');
 }
 
 /// Initialize variables.
@@ -59,7 +59,7 @@ if (($form = data_submitted()) && confirm_sesskey()) {
 
     if(!function_exists('xmlrpc_encode_request')) {
         trigger_error("You must have xml-rpc enabled in your PHP build to use this feature.");
-        error(get_string('xmlrpc-missing', 'mnet'),'peers.php');
+        print_error('xmlrpc-missing', 'mnet','peers.php');
         exit;
     }
 
@@ -82,7 +82,7 @@ if (($form = data_submitted()) && confirm_sesskey()) {
             $temp_wwwroot = clean_param($form->wwwroot, PARAM_URL);
             if ($temp_wwwroot !== $form->wwwroot) {
                 trigger_error("We now parse the wwwroot with PARAM_URL. Your URL will need to have a valid TLD, etc.");
-                error(get_string("invalidurl", 'mnet'),'peers.php');
+                print_error("invalidurl", 'mnet','peers.php');
                 exit;
             }
             unset($temp_wwwroot);
@@ -103,7 +103,7 @@ if (($form = data_submitted()) && confirm_sesskey()) {
         if (isset($form->public_key)) {
             $form->public_key = clean_param($form->public_key, PARAM_PEM);
             if (empty($form->public_key)) {
-                error(get_string("invalidpubkey", 'mnet'),'peers.php?step=update&amp;hostid='.$mnet_peer->id);
+                print_error("invalidpubkey", 'mnet', 'peers.php?step=update&amp;hostid='.$mnet_peer->id);
                 exit;
             } else {
                 $oldkey = $mnet_peer->public_key;
@@ -115,7 +115,8 @@ if (($form = data_submitted()) && confirm_sesskey()) {
                     foreach ($mnet_peer->error as $err) {
                         $errmsg .= $err['code'] . ': ' . $err['text'].'<br />';
                     }
-                    error(get_string("invalidpubkey", 'mnet') . $errmsg ,'peers.php?step=update&amp;hostid='.$mnet_peer->id);
+                    //error(get_string("invalidpubkey", 'mnet') . $errmsg ,'peers.php?step=update&amp;hostid='.$mnet_peer->id);
+                    print_error("invalidpubkey", 'mnet', 'peers.php?step=update&amp;hostid='.$mnet_peer->id, $errmsg);
                     exit;
                 }
             }
@@ -124,7 +125,7 @@ if (($form = data_submitted()) && confirm_sesskey()) {
         // PREVENT DUPLICATE RECORDS ///////////////////////////////////////////
         if ('input' == $form->step) {
             if ( isset($mnet_peer->id) && $mnet_peer->id > 0 ) {
-                error(get_string("hostexists", 'mnet', $mnet_peer->id),'peers.php?step=update&amp;hostid='.$mnet_peer->id);
+                print_error("hostexists", 'mnet', 'peers.php?step=update&amp;hostid='.$mnet_peer->id, $mnet_peer->id);
             }
         }
 
diff --git a/admin/module.php b/admin/module.php
index 3b2c8cc99e9..e503b8292e0 100644
--- a/admin/module.php
+++ b/admin/module.php
@@ -10,7 +10,7 @@
         $module = optional_param('module', '', PARAM_SAFEDIR);
 
         if (!confirm_sesskey()) {
-            error(get_string('confirmsesskeybad', 'error'));
+            print_error('confirmsesskeybad', 'error');
         }
 
         if ($module != '') {
diff --git a/admin/register.php b/admin/register.php
index ce558f4824b..46a3e21a3d5 100644
--- a/admin/register.php
+++ b/admin/register.php
@@ -12,7 +12,7 @@
     }
 
     if (!confirm_sesskey()) {
-        error(get_string('confirmsesskeybad', 'error'));
+        print_error('confirmsesskeybad', 'error');
     }
 
     if (!$admin = get_admin()) {
diff --git a/admin/report/courseoverview/index.php b/admin/report/courseoverview/index.php
index b4651036c49..eab091a97ba 100644
--- a/admin/report/courseoverview/index.php
+++ b/admin/report/courseoverview/index.php
@@ -43,7 +43,7 @@
     $timeoptions = stats_get_time_options($now,$lastweekend,$lastmonthend,$earliestday,$earliestweek,$earliestmonth);
 
     if (empty($timeoptions)) {
-        error(get_string('nostatstodisplay'), $CFG->wwwroot.'/course/view.php?id='.$course->id);
+        print_error('nostatstodisplay', "", $CFG->wwwroot.'/course/view.php?id='.$course->id);
     }
 
     echo '<form action="index.php" method="post">'."\n";
diff --git a/admin/report/courseoverview/reportsgraph.php b/admin/report/courseoverview/reportsgraph.php
index a03e2d4e2d1..e11ecf6265e 100644
--- a/admin/report/courseoverview/reportsgraph.php
+++ b/admin/report/courseoverview/reportsgraph.php
@@ -29,7 +29,7 @@
     $courses = get_records_sql($sql, 0, $numcourses);
 
     if (empty($courses)) {
-        error(get_string('statsnodata'),$CFG->wwwroot.'/'.$CFG->admin.'/report/course/index.php');
+        print_error('statsnodata', "", $CFG->wwwroot.'/'.$CFG->admin.'/report/course/index.php');
     }
 
 
diff --git a/admin/settings.php b/admin/settings.php
index f4ead11bec3..1ee43582848 100644
--- a/admin/settings.php
+++ b/admin/settings.php
@@ -16,12 +16,12 @@ $adminroot =& admin_get_root(); // need all settings
 $page      =& $adminroot->locate($section);
 
 if (empty($page) or !is_a($page, 'admin_settingpage')) {
-    error(get_string('sectionerror', 'admin'), "$CFG->wwwroot/$CFG->admin/");
+    print_error('sectionerror', 'admin', "$CFG->wwwroot/$CFG->admin/");
     die;
 }
 
 if (!($page->check_access())) {
-    error(get_string('accessdenied', 'admin'));
+    print_error('accessdenied', 'admin');
     die;
 }
 
diff --git a/admin/uploaduser.php b/admin/uploaduser.php
index 35d080daeed..44886a2db00 100755
--- a/admin/uploaduser.php
+++ b/admin/uploaduser.php
@@ -94,7 +94,7 @@ if (empty($iid)) {
         if ($readcount === false) {
             error($cir->get_error(), $returnurl);
         } else if ($readcount == 0) {
-            error(get_string('csvemptyfile', 'error'), $returnurl);
+            print_error('csvemptyfile', 'error', $returnurl);
         }
         // continue to form2
 
diff --git a/auth/mnet/auth.php b/auth/mnet/auth.php
index 87360ed5764..21041cf8615 100644
--- a/auth/mnet/auth.php
+++ b/auth/mnet/auth.php
@@ -175,12 +175,12 @@ class auth_plugin_mnet extends auth_plugin_base {
                 or is_mnet_remote_user($USER)
                 or $USER->username == 'guest'
                 or empty($USER->id)) {
-            error(get_string('notpermittedtojump', 'mnet'));
+            print_error('notpermittedtojump', 'mnet');
         }
 
         // check for SSO publish permission first
         if ($this->has_service($mnethostid, 'sso_sp') == false) {
-            error(get_string('hostnotconfiguredforsso', 'mnet'));
+            print_error('hostnotconfiguredforsso', 'mnet');
         }
 
         // set RPC timeout to 30 seconds if not configured
@@ -209,7 +209,7 @@ class auth_plugin_mnet extends auth_plugin_base {
             $mnet_session->expires = time() + (integer)ini_get('session.gc_maxlifetime');
             $mnet_session->session_id = session_id();
             if (! $mnet_session->id = insert_record('mnet_session', addslashes_object($mnet_session))) {
-                error(get_string('databaseerror', 'mnet'));
+                print_error('databaseerror', 'mnet');
             }
         } else {
             $mnet_session->useragent = sha1($_SERVER['HTTP_USER_AGENT']);
@@ -218,7 +218,7 @@ class auth_plugin_mnet extends auth_plugin_base {
             $mnet_session->expires = time() + (integer)ini_get('session.gc_maxlifetime');
             $mnet_session->session_id = session_id();
             if (false == update_record('mnet_session', addslashes_object($mnet_session))) {
-                error(get_string('databaseerror', 'mnet'));
+                print_error('databaseerror', 'mnet');
             }
         }
 
@@ -245,7 +245,7 @@ class auth_plugin_mnet extends auth_plugin_base {
 
         // verify the remote host is configured locally before attempting RPC call
         if (! $remotehost = get_record('mnet_host', 'wwwroot', $remotewwwroot)) {
-            error(get_string('notpermittedtoland', 'mnet'));
+            print_error('notpermittedtoland', 'mnet');
         }
 
         // get the originating (ID provider) host info
@@ -268,7 +268,7 @@ class auth_plugin_mnet extends auth_plugin_base {
                 list($code, $message) = array_map('trim',explode(':', $errormessage, 2));
                 if($code == 702) {
                     $site = get_site();
-                    print_error('mnet_session_prohibited','mnet', $remotewwwroot, format_string($site->fullname));
+                    print_error('mnet_session_prohibited', 'mnet', $remotewwwroot, format_string($site->fullname));
                     exit;
                 }
                 $message .= "ERROR $code:<br/>$errormessage<br/>";
@@ -291,15 +291,15 @@ class auth_plugin_mnet extends auth_plugin_base {
         // TODO: refactor into a separate function
         if (empty($localuser) || ! $localuser->id) {
             if (empty($this->config->auto_add_remote_users)) {
-                error(get_string('nolocaluser', 'mnet'));
+                print_error('nolocaluser', 'mnet');
             }
             $remoteuser->mnethostid = $remotehost->id;
             if (! insert_record('user', addslashes_object($remoteuser))) {
-                error(get_string('databaseerror', 'mnet'));
+                print_error('databaseerror', 'mnet');
             }
             $firsttime = true;
             if (! $localuser = get_record('user', 'username', addslashes($remoteuser->username), 'mnethostid', $remotehost->id)) {
-                error(get_string('nolocaluser', 'mnet'));
+                print_error('nolocaluser', 'mnet');
             }
         }
 
@@ -392,7 +392,7 @@ class auth_plugin_mnet extends auth_plugin_base {
             $mnet_session->expires = time() + (integer)$session_gc_maxlifetime;
             $mnet_session->session_id = session_id();
             if (! $mnet_session->id = insert_record('mnet_session', addslashes_object($mnet_session))) {
-                error(get_string('databaseerror', 'mnet'));
+                print_error('databaseerror', 'mnet');
             }
         } else {
             $mnet_session->expires = time() + (integer)$session_gc_maxlifetime;
diff --git a/auth/shibboleth/auth.php b/auth/shibboleth/auth.php
index 05c69a2b312..b5f76eb41e5 100644
--- a/auth/shibboleth/auth.php
+++ b/auth/shibboleth/auth.php
@@ -76,7 +76,7 @@ class auth_plugin_shibboleth extends auth_plugin_base {
 
         // Check whether we have got all the essential attributes
         if ( empty($_SERVER[$this->config->user_attribute]) ) {
-            error(get_string( 'shib_not_all_attributes_error', 'auth' , "'".$this->config->user_attribute."' ('".$_SERVER[$this->config->user_attribute]."'), '".$this->config->field_map_firstname."' ('".$_SERVER[$this->config->field_map_firstname]."'), '".$this->config->field_map_lastname."' ('".$_SERVER[$this->config->field_map_lastname]."') and '".$this->config->field_map_email."' ('".$_SERVER[$this->config->field_map_email]."')"));
+            print_error( 'shib_not_all_attributes_error', 'auth' , '', "'".$this->config->user_attribute."' ('".$_SERVER[$this->config->user_attribute]."'), '".$this->config->field_map_firstname."' ('".$_SERVER[$this->config->field_map_firstname]."'), '".$this->config->field_map_lastname."' ('".$_SERVER[$this->config->field_map_lastname]."') and '".$this->config->field_map_email."' ('".$_SERVER[$this->config->field_map_email]."')");
         }
 
         $attrmap = $this->get_attributes();
diff --git a/auth/shibboleth/index.php b/auth/shibboleth/index.php
index e01489458cc..50e2f3dcf02 100644
--- a/auth/shibboleth/index.php
+++ b/auth/shibboleth/index.php
@@ -21,7 +21,7 @@
     
     // Check whether Shibboleth is configured properly
     if (empty($pluginconfig->user_attribute)) {
-        error(get_string( 'shib_not_set_up_error', 'auth'));
+        print_error('shib_not_set_up_error', 'auth');
      }
 
 /// If we can find the Shibboleth attribute, save it in session and return to main login page
@@ -88,9 +88,9 @@
     // If we can find any (user independent) Shibboleth attributes but no user
     // attributes we probably didn't receive any user attributes
     elseif (!empty($_SERVER['HTTP_SHIB_APPLICATION_ID'])) {
-        error(get_string( 'shib_no_attributes_error', 'auth' , '\''.$pluginconfig->user_attribute.'\', \''.$pluginconfig->field_map_firstname.'\', \''.$pluginconfig->field_map_lastname.'\' and \''.$pluginconfig->field_map_email.'\''));
+        print_error('shib_no_attributes_error', 'auth' , '', '\''.$pluginconfig->user_attribute.'\', \''.$pluginconfig->field_map_firstname.'\', \''.$pluginconfig->field_map_lastname.'\' and \''.$pluginconfig->field_map_email.'\'');
     } else {
-         error(get_string( 'shib_not_set_up_error', 'auth'));
+        print_error('shib_not_set_up_error', 'auth');
     }
 
 ?>
diff --git a/blocks/admin_bookmarks/create.php b/blocks/admin_bookmarks/create.php
index d555f7873dc..c21e18e224b 100644
--- a/blocks/admin_bookmarks/create.php
+++ b/blocks/admin_bookmarks/create.php
@@ -12,7 +12,7 @@ if ($section = optional_param('section', '', PARAM_SAFEDIR) and confirm_sesskey(
         $bookmarks = explode(',', get_user_preferences('admin_bookmarks'));
 
         if (in_array($section, $bookmarks)) {
-            error(get_string('bookmarkalreadyexists','admin'));
+            print_error('bookmarkalreadyexists','admin');
             die;
         }
 
@@ -28,7 +28,7 @@ if ($section = optional_param('section', '', PARAM_SAFEDIR) and confirm_sesskey(
         set_user_preference('admin_bookmarks', $bookmarks);
 
     } else {
-        error(get_string('invalidsection','admin'));
+        print_error('invalidsection','admin');
         die;
     }
 
@@ -40,7 +40,7 @@ if ($section = optional_param('section', '', PARAM_SAFEDIR) and confirm_sesskey(
     }
 
 } else {
-    error(get_string('invalidsection','admin'));
+    print_error('invalidsection','admin');
     die;
 }
 
diff --git a/blocks/admin_bookmarks/delete.php b/blocks/admin_bookmarks/delete.php
index 1ad4f1519e3..cc06f0600d0 100644
--- a/blocks/admin_bookmarks/delete.php
+++ b/blocks/admin_bookmarks/delete.php
@@ -16,7 +16,7 @@ if ($section = optional_param('section', '', PARAM_SAFEDIR) and confirm_sesskey(
         $key = array_search($section, $bookmarks);
 
         if ($key === false) {
-            error(get_string('nonexistentbookmark','admin'));
+            print_error('nonexistentbookmark','admin');
             die;
         }
 
@@ -38,12 +38,12 @@ if ($section = optional_param('section', '', PARAM_SAFEDIR) and confirm_sesskey(
 
     }
 
-    error(get_string('nobookmarksforuser','admin'));
+    print_error('nobookmarksforuser','admin');
     die;
 
 } else {
-    error(get_string('invalidsection', 'admin'));
+    print_error('invalidsection', 'admin');
     die;
 }
 
-?>
\ No newline at end of file
+?>
diff --git a/blocks/rss_client/block_rss_client_action.php b/blocks/rss_client/block_rss_client_action.php
index 049722c0061..ba2eec2e755 100644
--- a/blocks/rss_client/block_rss_client_action.php
+++ b/blocks/rss_client/block_rss_client_action.php
@@ -27,7 +27,7 @@ if (isset($_SERVER['HTTP_REFERER'])) {
 
 // Ensure that the logged in user is not using the guest account
 if (isguest()) {
-    error(get_string('noguestpost', 'forum'), $referrer);
+    print_error('noguestpost', 'forum', $referrer);
 }
 
 
@@ -99,9 +99,10 @@ if (isset($rss_record)) {
 if ($act == 'updfeed') {
 
     if (!$managefeeds) {
-        error(get_string('noguestpost', 'forum').
-                ' You are not allowed to make modifications to this RSS feed at this time.',
-                $referrer);
+        //print_error(get_string('noguestpost', 'forum').
+        //        ' You are not allowed to make modifications to this RSS feed at this time.',
+        //        $referrer);
+        print_error('noguestpost', 'forum', $referrer, 'You are not allowed to make modifications to this RSS feed at this time.');
     }
 
 
@@ -222,9 +223,10 @@ if ($act == 'updfeed') {
 } else if ($act == 'delfeed') {
 
     if (!$managefeeds) {
-        error(get_string('noguestpost', 'forum').
-                ' You are not allowed to make modifications to this RSS feed at this time.',
-                $referrer);
+        //print_error(get_string('noguestpost', 'forum').
+        //        ' You are not allowed to make modifications to this RSS feed at this time.',
+        //        $referrer);
+        print_error('noguestpost', 'forum', $referrer, 'You are not allowed to make modifications to this RSS feed at this time.');
     }
 
     $file = $CFG->dataroot .'/cache/rsscache/'. $rssid .'.xml';
diff --git a/blog/edit.php b/blog/edit.php
index ee2b426c09d..7b6bf68fab7 100755
--- a/blog/edit.php
+++ b/blog/edit.php
@@ -16,7 +16,7 @@ if (empty($CFG->bloglevel)) {
 }
 
 if (isguest()) {
-    error(get_string('noguestpost', 'blog'));
+    print_error('noguestpost', 'blog');
 }
 
 $sitecontext = get_context_instance(CONTEXT_SYSTEM, SITEID);
@@ -31,13 +31,13 @@ if ($id) {
     }
 
     if (!blog_user_can_edit_post($existing)) {
-        error(get_string('notallowedtoedit', 'blog'));
+        print_error('notallowedtoedit', 'blog');
     }
     $userid    = $existing->userid;
     $returnurl = $CFG->wwwroot.'/blog/index.php?userid='.$existing->userid;
 } else {
     if (!has_capability('moodle/blog:create', $sitecontext)) {
-        error(get_string('nopost', 'blog')); // manageentries is not enough for adding
+        print_error('nopost', 'blog'); // manageentries is not enough for adding
     }
     $existing  = false;
     $userid    = $USER->id;
diff --git a/course/category.php b/course/category.php
index 7cac89ee24a..3cfa531ab29 100644
--- a/course/category.php
+++ b/course/category.php
@@ -49,7 +49,7 @@
 
     } else {
         if (!$category->visible) {
-            error(get_string('notavailable', 'error'));
+            print_error('notavailable', 'error');
         }
         $navbaritem = print_course_search("", true, "navbar");
         $adminediting = false;
diff --git a/course/delete.php b/course/delete.php
index 02ed485bcae..7864fa02f89 100644
--- a/course/delete.php
+++ b/course/delete.php
@@ -53,7 +53,7 @@
     }
 
     if (!confirm_sesskey()) {
-        error(get_string('confirmsesskeybad', 'error'));
+        print_error('confirmsesskeybad', 'error');
     }
 
     // OK checks done, delete the course now.
diff --git a/course/editcategory.php b/course/editcategory.php
index 0b60a3d69fb..f139413834c 100644
--- a/course/editcategory.php
+++ b/course/editcategory.php
@@ -117,7 +117,7 @@ if ($id && !$categoryadd && !$categoryupdate && false) {
 
     } else {
         if (!$category->visible) {
-            error(get_string('notavailable', 'error'));
+            print_error('notavailable', 'error');
         }
         $navbaritem = print_course_search("", true, "navbar");
         $adminediting = false;
diff --git a/course/import/groups/index.php b/course/import/groups/index.php
index 231184f5279..bb251829edc 100755
--- a/course/import/groups/index.php
+++ b/course/import/groups/index.php
@@ -21,7 +21,7 @@
     }
 
     //if (!confirm_sesskey()) {
-    //    error(get_string('confirmsesskeybad', 'error'));
+    //    print_error('confirmsesskeybad', 'error');
     //}
 
       $strimportgroups = get_string("importgroups");
@@ -87,7 +87,7 @@
             if ( !(isset($required[$h]) or
                 isset($optionalDefaults[$h]) or
                 isset($optional[$h])) ) {
-                error(get_string('invalidfieldname', 'error', $h), 'index.php?id='.$id.'&amp;sesskey='.$USER->sesskey);
+                print_error('invalidfieldname', 'error', 'index.php?id='.$id.'&amp;sesskey='.$USER->sesskey, $h);
             }
             if ( isset($required[$h]) ) {
                 $required[$h] = 2;
@@ -96,7 +96,7 @@
         // check for required fields
         foreach ($required as $key => $value) {
             if ($value < 2) {
-                error(get_string('fieldrequired', 'error', $key), 'uploaduser.php?id='.$id.'&amp;sesskey='.$USER->sesskey);
+                print_error('fieldrequired', 'error', 'uploaduser.php?id='.$id.'&amp;sesskey='.$USER->sesskey, $key);
             }
         }
         $linenum = 2; // since header is line 1
@@ -121,10 +121,11 @@
                 foreach ($record as $name => $value) {
                     // check for required values
                     if (isset($required[$name]) and !$value) {
-                        error(get_string('missingfield', 'error', $name). " ".
-                              get_string('erroronline', 'error', $linenum) .". ".
-                              get_string('processingstops', 'error'),
-                              'uploaduser.php?sesskey='.$USER->sesskey);
+                        //error(get_string('missingfield', 'error', $name). " ".
+                        //      get_string('erroronline', 'error', $linenum) .". ".
+                        //      get_string('processingstops', 'error'),
+                        //      'uploaduser.php?sesskey='.$USER->sesskey);
+                        print_error('missingfield', 'error', 'uploaduser.php?sesskey='.$USER->sesskey, $name);
                     }
                     else if ($name == "groupname") {
                         $newgroup->name = addslashes($value);
diff --git a/course/info.php b/course/info.php
index d4588375866..e359e6ec4da 100644
--- a/course/info.php
+++ b/course/info.php
@@ -30,7 +30,7 @@
     
     $context = get_context_instance(CONTEXT_COURSE, $course->id); 
     if ((!course_parent_visible($course) || (! $course->visible)) && !has_capability('moodle/course:viewhiddencourses', $context)) {
-        error(get_string('coursehidden'), $CFG->wwwroot .'/'); 
+        print_error('coursehidden', '', $CFG->wwwroot .'/'); 
     }  
     
     print_header(get_string("summaryof", "", $course->fullname));
diff --git a/course/pending.php b/course/pending.php
index 2fc6f89f95b..31c5640e8c9 100644
--- a/course/pending.php
+++ b/course/pending.php
@@ -67,7 +67,7 @@
                 exit;
             }
             else {
-                error(get_string('courseapprovedfailed'));
+                print_error('courseapprovedfailed');
                 exit;
             }
         }
diff --git a/course/report/participation/index.php b/course/report/participation/index.php
index 9e24ac23c5f..1acad29f757 100644
--- a/course/report/participation/index.php
+++ b/course/report/participation/index.php
@@ -139,7 +139,7 @@
         $postfun = $cm->modname.'_get_post_actions';
 
         if (!function_exists($viewfun) || !function_exists($postfun)) {
-            error(get_string('modulemissingcode','error',$cm->modname), $baseurl);
+            print_error('modulemissingcode', 'error', $baseurl, $cm->modname);
         }
 
         $viewnames = $viewfun();
diff --git a/course/report/stats/lib.php b/course/report/stats/lib.php
index f281d210f1d..ab934ce700c 100644
--- a/course/report/stats/lib.php
+++ b/course/report/stats/lib.php
@@ -14,7 +14,7 @@
         $reportoptions = stats_get_report_options($course->id, $mode);
         $timeoptions = report_stats_timeoptions($mode);
         if (empty($timeoptions)) {
-            error(get_string('nostatstodisplay'), $CFG->wwwroot.'/course/view.php?id='.$course->id);
+            print_error('nostatstodisplay', '', $CFG->wwwroot.'/course/view.php?id='.$course->id);
         }
         */
 
diff --git a/course/report/stats/report.php b/course/report/stats/report.php
index fa5d2184854..8b9130441d2 100644
--- a/course/report/stats/report.php
+++ b/course/report/stats/report.php
@@ -14,7 +14,7 @@
     $reportoptions = stats_get_report_options($course->id, $mode);
     $timeoptions = report_stats_timeoptions($mode);
     if (empty($timeoptions)) {
-        error(get_string('nostatstodisplay'), $CFG->wwwroot.'/course/view.php?id='.$course->id);
+        print_error('nostatstodisplay', '', $CFG->wwwroot.'/course/view.php?id='.$course->id);
     }
 
     $table->width = 'auto';
diff --git a/course/user.php b/course/user.php
index 0707f9f337a..703a256d8df 100644
--- a/course/user.php
+++ b/course/user.php
@@ -127,7 +127,7 @@
             $timeoptions = stats_get_time_options($now,$lastweekend,$lastmonthend,$earliestday,$earliestweek,$earliestmonth);
 
             if (empty($timeoptions)) {
-                error(get_string('nostatstodisplay'), $CFG->wwwroot.'/course/user.php?id='.$course->id.'&user='.$user->id.'&mode=outline');
+                print_error('nostatstodisplay', '', $CFG->wwwroot.'/course/user.php?id='.$course->id.'&user='.$user->id.'&mode=outline');
             }
 
             // use the earliest.
@@ -146,7 +146,7 @@
             $stats = get_records_sql($sql);
 
             if (empty($stats)) {
-                error(get_string('nostatstodisplay'), $CFG->wwwroot.'/course/user.php?id='.$course->id.'&user='.$user->id.'&mode=outline');
+                print_error('nostatstodisplay', '', $CFG->wwwroot.'/course/user.php?id='.$course->id.'&user='.$user->id.'&mode=outline');
             }
 
             // MDL-10818, do not display broken graph when user has no permission to view graph
diff --git a/enrol/authorize/enrol.php b/enrol/authorize/enrol.php
index 1bfbe915730..b88131bbffb 100755
--- a/enrol/authorize/enrol.php
+++ b/enrol/authorize/enrol.php
@@ -43,7 +43,7 @@ class enrolment_plugin_authorize
 
         if (isset($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] != 443) { // MDL-9836
             if (empty($CFG->loginhttps)) {
-                error(get_string('httpsrequired', 'enrol_authorize'));
+                print_error('httpsrequired', 'enrol_authorize');
             } else {
                 $wwwsroot = str_replace('http:','https:', $CFG->wwwroot);
                 redirect("$wwwsroot/course/enrol.php?id=$course->id");
diff --git a/enrol/authorize/locallib.php b/enrol/authorize/locallib.php
index 748125b8276..dd65af249ba 100644
--- a/enrol/authorize/locallib.php
+++ b/enrol/authorize/locallib.php
@@ -257,7 +257,7 @@ function authorize_print_order_details($orderno)
         if (!in_array(ORDER_CAPTURE, $status->actions)) {
             $a = new stdClass;
             $a->action = $authstrs->capture;
-            error(get_string('youcantdo', 'enrol_authorize', $a));
+            print_error('youcantdo', 'enrol_authorize', '', $a);
         }
 
         if (empty($confirm)) {
@@ -299,7 +299,7 @@ function authorize_print_order_details($orderno)
         if (!in_array(ORDER_REFUND, $status->actions)) {
             $a = new stdClass;
             $a->action = $authstrs->refund;
-            error(get_string('youcantdo', 'enrol_authorize', $a));
+            print_error('youcantdo', 'enrol_authorize', '', $a);
         }
 
         $refunded = 0.0;
@@ -363,7 +363,7 @@ function authorize_print_order_details($orderno)
             if (!in_array(ORDER_VOID, $status->actions)) {
                 $a = new stdClass;
                 $a->action = $authstrs->void;
-                error(get_string('youcantdo', 'enrol_authorize', $a));
+                print_error('youcantdo', 'enrol_authorize', '', $a);
             }
             if (empty($confirm)) {
                 $strvoidyes = get_string('voidyes', 'enrol_authorize');
@@ -404,7 +404,7 @@ function authorize_print_order_details($orderno)
                 if (!in_array(ORDER_VOID, $refundedstatus->actions)) {
                     $a = new stdClass;
                     $a->action = $authstrs->void;
-                    error(get_string('youcantdo', 'enrol_authorize', $a));
+                    print_error('youcantdo', 'enrol_authorize', '', $a);
                 }
                 unset($suborder->courseid);
                 if (empty($confirm)) {
@@ -448,7 +448,7 @@ function authorize_print_order_details($orderno)
         if (!in_array(ORDER_DELETE, $status->actions)) {
             $a = new stdClass;
             $a->action = $authstrs->delete;
-            error(get_string('youcantdo', 'enrol_authorize', $a));
+            print_error('youcantdo', 'enrol_authorize', '', $a);
         }
         if (empty($confirm)) {
             $cbunenrol = print_checkbox('unenrol', '1', !empty($unenrol), '', '', '', true);
diff --git a/file.php b/file.php
index 80ad8f81093..e6e394bf033 100644
--- a/file.php
+++ b/file.php
@@ -169,6 +169,6 @@
     function not_found($courseid) {
         global $CFG;
         header('HTTP/1.0 404 not found');
-        error(get_string('filenotfound', 'error'), $CFG->wwwroot.'/course/view.php?id='.$courseid); //this is not displayed on IIS??
+        print_error('filenotfound', 'error', $CFG->wwwroot.'/course/view.php?id='.$courseid); //this is not displayed on IIS??
     }
 ?>
diff --git a/files/index.php b/files/index.php
index 96d710c1238..1e56388806c 100644
--- a/files/index.php
+++ b/files/index.php
@@ -474,7 +474,7 @@
                 }
 
                 if (!zip_files($files,"$basedir$wdir/$name")) {
-                    error(get_string("zipfileserror","error"));
+                    print_error("zipfileserror","error");
                 }
 
                 clearfilelist();
@@ -532,7 +532,7 @@
                 $file = basename($file);
 
                 if (!unzip_file("$basedir$wdir/$file")) {
-                    error(get_string("unzipfileserror","error"));
+                    print_error("unzipfileserror","error");
                 }
 
                 echo "<div style=\"text-align:center\"><form action=\"index.php\" method=\"get\">";
diff --git a/lib/adminlib.php b/lib/adminlib.php
index b067bdef284..e38bc3238b8 100644
--- a/lib/adminlib.php
+++ b/lib/adminlib.php
@@ -3902,13 +3902,13 @@ function admin_externalpage_setup($section) {
     $extpage =& $adminroot->locate($section);
 
     if (empty($extpage) or !is_a($extpage, 'admin_externalpage')) {
-        error(get_string('sectionerror','admin'), "$CFG->wwwroot/$CFG->admin/");
+        print_error('sectionerror', 'admin', "$CFG->wwwroot/$CFG->admin/");
         die;
     }
 
     // this eliminates our need to authenticate on the actual pages
     if (!($extpage->check_access())) {
-        error(get_string('accessdenied', 'admin'));
+        print_error('accessdenied', 'admin');
         die;
     }
 
diff --git a/lib/componentlib.class.php b/lib/componentlib.class.php
index a394d7786c0..e44115f1edf 100644
--- a/lib/componentlib.class.php
+++ b/lib/componentlib.class.php
@@ -84,9 +84,9 @@
 //                     $a = new stdClass();
 //                     $a->url = 'http://download.moodle.org/lang16/es_utf8.zip';
 //                     $a->dest= $CFG->dataroot.'/lang';
-//                     error(get_string($cd->get_error(), 'error', $a));
+//                     print_error($cd->get_error(), 'error', '', $a);
 //                 } else {
-//                     error(get_string($cd->get_error(), 'error'));
+//                     print_error($cd->get_error(), 'error');
 //                 }
 //                 break;
 //             case COMPONENT_UPTODATE:
diff --git a/lib/editor/htmlarea/coursefiles.php b/lib/editor/htmlarea/coursefiles.php
index 6f2206f4394..822167033cf 100644
--- a/lib/editor/htmlarea/coursefiles.php
+++ b/lib/editor/htmlarea/coursefiles.php
@@ -439,7 +439,7 @@
                 }
 
                 if (!zip_files($files,"$basedir/$wdir/$name")) {
-                    error(get_string("zipfileserror","error"));
+                    print_error("zipfileserror","error");
                 }
 
                 clearfilelist();
@@ -491,7 +491,7 @@
                 $file = basename($file);
 
                 if (!unzip_file("$basedir/$wdir/$file")) {
-                    error(get_string("unzipfileserror","error"));
+                    print_error("unzipfileserror","error");
                 }
 
                 echo "<center><form action=\"coursefiles.php\" method=\"get\">\n";
diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index 78e4858489a..ceb49882d3d 100644
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -1888,7 +1888,7 @@ function require_login($courseorid=0, $autologinguest=true, $cm=null) {
                 }
             }
         } else {
-            error(get_string('nopasswordchangeforced', 'auth'));
+            print_error('nopasswordchangeforced', 'auth');
         }
     }
 
@@ -1901,7 +1901,7 @@ function require_login($courseorid=0, $autologinguest=true, $cm=null) {
 /// Make sure current IP matches the one for this session (if required)
     if (!empty($CFG->tracksessionip)) {
         if ($USER->sessionIP != md5(getremoteaddr())) {
-            error(get_string('sessionipnomatch', 'error'));
+            print_error('sessionipnomatch', 'error');
         }
     }
 
@@ -1930,7 +1930,7 @@ function require_login($courseorid=0, $autologinguest=true, $cm=null) {
 /// groupmembersonly access control
     if (!empty($CFG->enablegroupings) and $cm and $cm->groupmembersonly and !has_capability('moodle/site:accessallgroups', get_context_instance(CONTEXT_MODULE, $cm->id))) {
         if (isguestuser() or !groups_has_membership($cm)) {
-            error(get_string('groupmembersonlyerror', 'group'), $CFG->wwwroot.'/course/view.php?id='.$cm->course);
+            print_error('groupmembersonlyerror', 'group', $CFG->wwwroot.'/course/view.php?id='.$cm->course);
         }
     }
 
@@ -2324,7 +2324,7 @@ function update_login_count() {
 
     if ($SESSION->logincount > $max_logins) {
         unset($SESSION->wantsurl);
-        error(get_string('errortoomanylogins'));
+        print_error('errortoomanylogins');
     }
 }
 
@@ -3153,7 +3153,7 @@ function complete_user_login($user) {
                 redirect($CFG->httpswwwroot.'/login/change_password.php');
             }
         } else {
-            error(get_string('nopasswordchangeforced', 'auth'));
+            print_error('nopasswordchangeforced', 'auth');
         }
     }
     return $USER;
diff --git a/login/change_password.php b/login/change_password.php
index d6482463bae..1c9ea1872ea 100644
--- a/login/change_password.php
+++ b/login/change_password.php
@@ -46,7 +46,7 @@
     $userauth = get_auth_plugin($USER->auth);
 
     if (!$userauth->can_change_password()) {
-        error(get_string('nopasswordchange', 'auth'));
+        print_error('nopasswordchange', 'auth');
     }
 
     if ($changeurl = $userauth->change_password_url()) {
@@ -65,7 +65,7 @@
     } else if ($data = $mform->get_data()) {
 
         if (!$userauth->user_update_password(addslashes_recursive($USER), $data->newpassword1)) {
-            error(get_string('errorpasswordupdate', 'auth'));
+            print_error('errorpasswordupdate', 'auth');
         }
 
         // register success changing password
diff --git a/login/confirm.php b/login/confirm.php
index f07a9865e4b..2aa7d4d0de1 100644
--- a/login/confirm.php
+++ b/login/confirm.php
@@ -68,7 +68,7 @@
             error("Invalid confirmation data");
         }
     } else {
-        error(get_string("errorwhenconfirming"));
+        print_error("errorwhenconfirming");
     }
 
     redirect("$CFG->wwwroot/");
diff --git a/login/forgot_password.php b/login/forgot_password.php
index 286729db1d4..5f376a298b7 100644
--- a/login/forgot_password.php
+++ b/login/forgot_password.php
@@ -41,7 +41,7 @@ if ($p_secret !== false) {
     $user = get_complete_user_data('username', $p_username);
     if (!empty($user) and $user->secret === '') {
         print_header($strforgotten, $strforgotten, $navigation);
-        error(get_string('secretalreadyused'));
+        print_error('secretalreadyused');
 
     } else if (!empty($user) and $user->secret == stripslashes($p_secret)) {
         // make sure that url relates to a valid user
@@ -78,7 +78,7 @@ if ($p_secret !== false) {
 
     } else {
         print_header($strforgotten, $strforgotten, $navigation);
-        error(get_string('forgotteninvalidurl'));
+        print_error('forgotteninvalidurl');
     }
 
     die; //never reached
diff --git a/mnet/lib.php b/mnet/lib.php
index f373c6e2a27..bf3e1cb0d6f 100644
--- a/mnet/lib.php
+++ b/mnet/lib.php
@@ -487,7 +487,7 @@ function mnet_update_sso_access_control($username, $mnet_host_id, $accessctrl) {
             add_to_log(SITEID, 'admin/mnet', 'update', 'admin/mnet/access_control.php',
                     "SSO ACL: $accessctrl user '$username' from {$mnethost->name}");
         } else {
-            error(get_string('failedaclwrite','mnet', $username));
+            print_error('failedaclwrite', 'mnet', '', $username);
             return false;
         }
     } else {
@@ -499,7 +499,7 @@ function mnet_update_sso_access_control($username, $mnet_host_id, $accessctrl) {
             add_to_log(SITEID, 'admin/mnet', 'add', 'admin/mnet/access_control.php',
                     "SSO ACL: $accessctrl user '$username' from {$mnethost->name}");
         } else {
-            error(get_string('failedaclwrite','mnet', $username));
+            print_error('failedaclwrite', 'mnet', '', $username);
             return false;
         }
     }
diff --git a/mod/assignment/type/online/assignment.class.php b/mod/assignment/type/online/assignment.class.php
index 593ffb2f51d..bff6727b78f 100644
--- a/mod/assignment/type/online/assignment.class.php
+++ b/mod/assignment/type/online/assignment.class.php
@@ -35,7 +35,7 @@ class assignment_online extends assignment_base {
         if ($editmode) {
             //guest can not edit or submit assignment
             if (!has_capability('mod/assignment:submit', $context)) {
-                error(get_string('guestnosubmit', 'assignment'));
+                print_error('guestnosubmit', 'assignment');
             }
         }
 
diff --git a/mod/chat/gui_basic/index.php b/mod/chat/gui_basic/index.php
index 79509f18cf5..ca9e64eb8e7 100644
--- a/mod/chat/gui_basic/index.php
+++ b/mod/chat/gui_basic/index.php
@@ -49,7 +49,7 @@
     }
 
     if (!$chatusers = chat_get_users($chat->id, $groupid, $cm->groupingid)) {
-        error(get_string('errornousers', 'chat'));
+        print_error('errornousers', 'chat');
     }
 
     set_field('chat_users', 'lastping', time(), 'sid', $chat_sid);
diff --git a/mod/chat/gui_header_js/users.php b/mod/chat/gui_header_js/users.php
index ea1ef674a76..9a671f4de7a 100644
--- a/mod/chat/gui_header_js/users.php
+++ b/mod/chat/gui_header_js/users.php
@@ -55,7 +55,7 @@
     /// Get list of users
 
     if (!$chatusers = chat_get_users($chatuser->chatid, $chatuser->groupid, $cm->groupingid)) {
-        error(get_string('errornousers', 'chat'));
+        print_error('errornousers', 'chat');
     }
 
     ob_start();
diff --git a/mod/data/edit.php b/mod/data/edit.php
index 58f7cc8c491..215f9a3508b 100755
--- a/mod/data/edit.php
+++ b/mod/data/edit.php
@@ -82,7 +82,7 @@
 
     if ($rid) {    // So do you have access?
         if (!(has_capability('mod/data:manageentries', $context) or data_isowner($rid)) or !confirm_sesskey() ) {
-            error(get_string('noaccess','data'));
+            print_error('noaccess','data');
         }
     }
 
@@ -341,7 +341,7 @@
 
     // Print the stuff that need to come after the form fields.
     if (!$fields = get_records('data_fields', 'dataid', $data->id)) {
-        error(get_string('nofieldindatabase', 'data'));
+        print_error('nofieldindatabase', 'data');
     }
     foreach ($fields as $eachfield) {
         $field = data_get_field($eachfield, $data);
diff --git a/mod/forum/lib.php b/mod/forum/lib.php
index b3872402d4f..1c017a9ca57 100644
--- a/mod/forum/lib.php
+++ b/mod/forum/lib.php
@@ -5657,7 +5657,7 @@ function forum_check_throttling($forum) {
     $a->blockperiod = get_string('secondstotime'.$forum->blockperiod);
 
     if ($forum->blockafter <= $numposts) {
-        error(get_string('forumblockingtoomanyposts','error',$a),$CFG->wwwroot.'/mod/forum/view.php?f='.$forum->id);
+        print_error('forumblockingtoomanyposts', 'error', $CFG->wwwroot.'/mod/forum/view.php?f='.$forum->id, $a);
     }
     if ($forum->warnafter <= $numposts) {
         notify(get_string('forumblockingalmosttoomanyposts','forum',$a));
diff --git a/mod/forum/post.php b/mod/forum/post.php
index 7d42ba5040a..26c5e60a228 100644
--- a/mod/forum/post.php
+++ b/mod/forum/post.php
@@ -91,7 +91,7 @@
         }
 
         if (!$cm->visible and !has_capability('moodle/course:viewhiddenactivities', $coursecontext)) {
-            error(get_string("activityiscurrentlyhidden"));
+            print_error("activityiscurrentlyhidden");
         }
 
         if (isset($_SERVER["HTTP_REFERER"])) {
@@ -162,7 +162,7 @@
             }
         }
         if (!$cm->visible and !has_capability('moodle/course:viewhiddenactivities', $coursecontext)) {
-            error(get_string("activityiscurrentlyhidden"));
+            print_error("activityiscurrentlyhidden");
         }
 
         // Load up the $post variable.
@@ -266,7 +266,7 @@
                         forum_go_back_to("discuss.php?d=$post->discussion"));
 
             } else if ($replycount && !has_capability('mod/forum:deleteanypost', $modcontext)) {
-                error(get_string("couldnotdeletereplies", "forum"),
+                print_error("couldnotdeletereplies", "forum",
                         forum_go_back_to("discuss.php?d=$post->discussion"));
 
             } else {
@@ -308,7 +308,7 @@
 
             if ($replycount) {
                 if (!has_capability('mod/forum:deleteanypost', $modcontext)) {
-                    error(get_string("couldnotdeletereplies", "forum"),
+                    print_error("couldnotdeletereplies", "forum",
                           forum_go_back_to("discuss.php?d=$post->discussion"));
                 }
                 print_header();
@@ -480,7 +480,7 @@
             $updatepost = $fromform; //realpost
             $updatepost->forum = $forum->id;
             if (!forum_update_post($updatepost, $message)) {
-                error(get_string("couldnotupdate", "forum"), $errordestination);
+                print_error("couldnotupdate", "forum", $errordestination);
             }
 
             // MDL-11818
@@ -488,7 +488,7 @@
                 $forum->intro = $updatepost->message;
                 $forum->timemodified = time();
                 if (!update_record("forum", $forum)) {
-                    error(get_string("couldnotupdate", "forum"), $errordestination);
+                    print_error("couldnotupdate", "forum", $errordestination);
                 }
             }
 
@@ -554,7 +554,7 @@
                 redirect(forum_go_back_to("$discussionurl#p$fromform->id"), $message.$subscribemessage, $timemessage);
 
             } else {
-                error(get_string("couldnotadd", "forum"), $errordestination);
+                print_error("couldnotadd", "forum", $errordestination);
             }
             exit;
 
@@ -597,7 +597,7 @@
                 redirect(forum_go_back_to("view.php?f=$fromform->forum"), $message.$subscribemessage, $timemessage);
 
             } else {
-                error(get_string("couldnotadd", "forum"), $errordestination);
+                print_error("couldnotadd", "forum", $errordestination);
             }
 
             exit;
diff --git a/mod/forum/subscribe.php b/mod/forum/subscribe.php
index 26c96b88ce6..e97a88b8031 100644
--- a/mod/forum/subscribe.php
+++ b/mod/forum/subscribe.php
@@ -92,7 +92,7 @@
     } else {  // subscribe
         if ($forum->forcesubscribe == FORUM_DISALLOWSUBSCRIBE &&
                     !has_capability('mod/forum:managesubscriptions', $context)) {
-            error(get_string('disallowsubscribe', 'forum'),$_SERVER["HTTP_REFERER"]);
+            print_error('disallowsubscribe', 'forum', $_SERVER["HTTP_REFERER"]);
         }
         if (!has_capability('mod/forum:viewdiscussion', $context)) {
             error("Could not subscribe you to that forum", $_SERVER["HTTP_REFERER"]);
diff --git a/mod/glossary/edit.php b/mod/glossary/edit.php
index 7a2734ffd30..c3ee5d56737 100644
--- a/mod/glossary/edit.php
+++ b/mod/glossary/edit.php
@@ -41,7 +41,7 @@ if ($e) { // if entry is specified
     $ineditperiod = ((time() - $entry->timecreated <  $CFG->maxeditingtime) || $glossary->editalways);
     if (!has_capability('mod/glossary:manageentries', $context) and !($entry->userid == $USER->id and ($ineditperiod and has_capability('mod/glossary:write', $context)))) {
         //expired edit time is the most probable cause here
-        error(get_string('erredittimeexpired', 'glossary'), "view.php?id=$cm->id&amp;mode=entry&amp;hook=$e");
+        print_error('erredittimeexpired', 'glossary', "view.php?id=$cm->id&amp;mode=entry&amp;hook=$e");
     }
 } else { // new entry
     require_capability('mod/glossary:write', $context);
@@ -174,9 +174,9 @@ if ($mform->is_cancelled()){
         $ineditperiod = ((time() - $fromdb->timecreated <  $CFG->maxeditingtime) || $glossary->editalways);
         if ((!$ineditperiod  || $USER->id != $fromdb->userid) and !has_capability('mod/glossary:manageentries', $context)) {
             if ( $USER->id != $fromdb->userid ) {
-                error(get_string('errcannoteditothers', 'glossary'));
+                print_error('errcannoteditothers', 'glossary');
             } elseif (!$ineditperiod) {
-                error(get_string('erredittimeexpired', 'glossary'));
+                print_error('erredittimeexpired', 'glossary');
             }
             die;
         }
diff --git a/mod/hotpot/attempt.php b/mod/hotpot/attempt.php
index d7178618c19..344a577070d 100644
--- a/mod/hotpot/attempt.php
+++ b/mod/hotpot/attempt.php
@@ -29,7 +29,7 @@
 
     // check user can access this hotpot activity
     if (!hotpot_is_visible($cm)) {
-        error(get_string("activityiscurrentlyhidden"), $next_url);
+        print_error("activityiscurrentlyhidden", 'hotpot', $next_url);
     }
 
     // update attempt record fields using incoming data
@@ -220,7 +220,7 @@ function hotpot_set_attempt_details(&$attempt) {
     if (!$ok) {
         return;
         // error('Quiz type is missing or invalid');
-        // error(get_string('error_invalidquiztype', 'hotpot'));
+        // print_error('error_invalidquiztype', 'hotpot');
         //
         // script finishes here if quiztype is invalid
         //
diff --git a/mod/hotpot/grade.php b/mod/hotpot/grade.php
index eb511b019ad..dbfd904b09b 100644
--- a/mod/hotpot/grade.php
+++ b/mod/hotpot/grade.php
@@ -24,7 +24,7 @@
 
     // check user can access this hotpot activity
     if (!hotpot_is_visible($cm)) {
-        error(get_string("activityiscurrentlyhidden"));
+        print_error("activityiscurrentlyhidden");
     }
 
     if (has_capability('mod/hotpot:grade', get_context_instance(CONTEXT_MODULE, $cm->id))) {
diff --git a/mod/hotpot/report.php b/mod/hotpot/report.php
index ec3e314f153..e659f22a2c4 100644
--- a/mod/hotpot/report.php
+++ b/mod/hotpot/report.php
@@ -42,7 +42,7 @@
 
     // check user can access this hotpot activity
     if (!hotpot_is_visible($cm)) {
-        error(get_string("activityiscurrentlyhidden"));
+        print_error("activityiscurrentlyhidden");
     }
 
     // get report mode
diff --git a/mod/hotpot/review.php b/mod/hotpot/review.php
index 64f7f5d228b..4804979e2b2 100644
--- a/mod/hotpot/review.php
+++ b/mod/hotpot/review.php
@@ -36,16 +36,16 @@
 
     // check user can access this hotpot activity
     if (!hotpot_is_visible($cm)) {
-        error(get_string("activityiscurrentlyhidden"));
+        print_error("activityiscurrentlyhidden");
     }
 
     $context = get_context_instance(CONTEXT_MODULE, $cm->id);
     if (!has_capability('mod/hotpot:viewreport',$context)) {
         if (!$hotpot->review) {
-            error(get_string("noreview", "quiz"));
+            print_error("noreview", "quiz");
         }
         //if (time() < $hotpot->timeclose) {
-        //  error(get_string("noreviewuntil", "quiz", userdate($hotpot->timeclose)));
+        //  print_error("noreviewuntil", "quiz", '', userdate($hotpot->timeclose));
         //}
         if ($attempt->userid != $USER->id) {
             error("This is not your attempt!");
diff --git a/mod/quiz/attempt.php b/mod/quiz/attempt.php
index 56c16f01ec7..da45623c491 100644
--- a/mod/quiz/attempt.php
+++ b/mod/quiz/attempt.php
@@ -86,12 +86,12 @@
     $numberofpreviousattempts = count_records_select('quiz_attempts', "quiz = '{$quiz->id}' AND " .
         "userid = '{$USER->id}' AND timefinish > 0 AND preview != 1");
     if ($quiz->attempts and $numberofpreviousattempts >= $quiz->attempts) {
-        error(get_string('nomoreattempts', 'quiz'), "view.php?id={$cm->id}");
+        print_error('nomoreattempts', 'quiz', "view.php?id={$cm->id}");
     }
 
 /// Check subnet access
     if (!$ispreviewing && $quiz->subnet && !address_in_subnet(getremoteaddr(), $quiz->subnet)) {
-        error(get_string("subneterror", "quiz"), "view.php?id=$cm->id");
+        print_error("subneterror", "quiz", "view.php?id=$cm->id");
     }
 
 /// Check password access
@@ -156,11 +156,11 @@
         }
         if ($numattempts == 1 && $quiz->delay1) {
             if ($timenow - $quiz->delay1 < $lastattempt) {
-                error(get_string('timedelay', 'quiz'), 'view.php?q='.$quiz->id);
+                print_error('timedelay', 'quiz', 'view.php?q='.$quiz->id);
             }
         } else if($numattempts > 1 && $quiz->delay2) {
             if ($timenow - $quiz->delay2 < $lastattempt) {
-                error(get_string('timedelay', 'quiz'), 'view.php?q='.$quiz->id);
+                print_error('timedelay', 'quiz', 'view.php?q='.$quiz->id);
             }
         }
     }
@@ -235,7 +235,7 @@
     }
 
     if (!$questionlist) {
-        error(get_string('noquestionsfound', 'quiz'), 'view.php?q='.$quiz->id);
+        print_error('noquestionsfound', 'quiz', 'view.php?q='.$quiz->id);
     }
 
     $sql = "SELECT q.*, i.grade AS maxgrade, i.id AS instance".
@@ -246,7 +246,7 @@
 
     // Load the questions
     if (!$questions = get_records_sql($sql)) {
-        error(get_string('noquestionsfound', 'quiz'), 'view.php?q='.$quiz->id);
+        print_error('noquestionsfound', 'quiz', 'view.php?q='.$quiz->id);
     }
 
     // Load the question type specific information
@@ -382,7 +382,7 @@
 
 // Now is the right time to check the open and close times.
     if (!$ispreviewing && ($timestamp < $quiz->timeopen || ($quiz->timeclose && $timestamp > $quiz->timeclose))) {
-        error(get_string('notavailable', 'quiz'), "view.php?id={$cm->id}");
+        print_error('notavailable', 'quiz', "view.php?id={$cm->id}");
     }
 
 /// Print the quiz page ////////////////////////////////////////////////////////
diff --git a/mod/quiz/quizfile.php b/mod/quiz/quizfile.php
index 44d3b0f9348..f168a7d0145 100644
--- a/mod/quiz/quizfile.php
+++ b/mod/quiz/quizfile.php
@@ -106,6 +106,6 @@
         send_file($pathname, $filename, $lifetime);
     } else {
         header('HTTP/1.0 404 not found');
-        error(get_string('filenotfound', 'error')); //this is not displayed on IIS??
+        print_error('filenotfound', 'error'); //this is not displayed on IIS??
     }
 ?>
diff --git a/mod/quiz/reviewquestion.php b/mod/quiz/reviewquestion.php
index cc8c7f80516..54cdca52b46 100644
--- a/mod/quiz/reviewquestion.php
+++ b/mod/quiz/reviewquestion.php
@@ -66,14 +66,14 @@
         // If not even responses are to be shown in review then we
         // don't allow any review
         if (!($quiz->review & QUIZ_REVIEW_RESPONSES)) {
-            error(get_string("noreview", "quiz"));
+            print_error("noreview", "quiz");
         }
         if ((time() - $attempt->timefinish) > 120) { // always allow review right after attempt
             if ((!$quiz->timeclose or time() < $quiz->timeclose) and !($quiz->review & QUIZ_REVIEW_OPEN)) {
-                error(get_string("noreviewuntil", "quiz", userdate($quiz->timeclose)));
+                print_error("noreviewuntil", "quiz", '', userdate($quiz->timeclose));
             }
             if ($quiz->timeclose and time() >= $quiz->timeclose and !($quiz->review & QUIZ_REVIEW_CLOSED)) {
-                error(get_string("noreview", "quiz"));
+                print_error("noreview", "quiz");
             }
         }
         if ($attempt->userid != $USER->id) {
diff --git a/mod/resource/type/ims/deploy.php b/mod/resource/type/ims/deploy.php
index 9e5426df132..1eed7f40636 100644
--- a/mod/resource/type/ims/deploy.php
+++ b/mod/resource/type/ims/deploy.php
@@ -73,9 +73,9 @@
 
 /// Security Constraints (sesskey and isteacheredit)
     if (!confirm_sesskey()) {
-        error(get_string('confirmsesskeybad', 'error'));
+        print_error('confirmsesskeybad', 'error');
     } else if (!has_capability('moodle/course:manageactivities', get_context_instance(CONTEXT_COURSE, $courseid))) {
-        error(get_string('onlyeditingteachers', 'error'));
+        print_error('onlyeditingteachers', 'error');
     }
 
 ///
diff --git a/mod/scorm/lib.php b/mod/scorm/lib.php
index 3361e65aa3f..3ba0bc0c4ea 100755
--- a/mod/scorm/lib.php
+++ b/mod/scorm/lib.php
@@ -61,7 +61,7 @@ function scorm_add_instance($scorm) {
 
         return $id;
     } else {
-        error(get_string('badpackage','scorm'));
+        print_error('badpackage','scorm');
     }
 }
 
diff --git a/mod/wiki/admin.php b/mod/wiki/admin.php
index 77c207a3ab6..05a4cb38f20 100644
--- a/mod/wiki/admin.php
+++ b/mod/wiki/admin.php
@@ -58,7 +58,7 @@
 
     /// Is an Action given ?
     if(!$action) {
-      error(get_string("noadministrationaction","wiki"));
+      print_error("noadministrationaction","wiki");
     }
 
     /// Correct Action ?
@@ -69,7 +69,7 @@
 
     /// May the User administrate it ?
     if (($wiki_entry = wiki_get_entry($wiki, $course, $userid, $groupid)) === false || wiki_can_edit_entry($wiki_entry, $wiki, $USER, $course) === false) {
-      error(get_string("notadministratewiki","wiki"));
+      print_error("notadministratewiki","wiki");
     }
 
     $canedit = wiki_can_edit_entry($wiki_entry, $wiki, $USER, $course);
diff --git a/mod/workshop/submissions.php b/mod/workshop/submissions.php
index 000165b4a13..2c5831deb2a 100644
--- a/mod/workshop/submissions.php
+++ b/mod/workshop/submissions.php
@@ -238,7 +238,7 @@
             error("Edit submission: Userids do not match");
         }
         if (($submission->timecreated < ($timenow - $CFG->maxeditingtime)) and ($workshop->assessmentstart < $timenow)) {
-            error(get_string('notallowed', 'workshop'));
+            print_error('notallowed', 'workshop');
         }
         ?>
         <form id="editform" enctype="multipart/form-data" action="submissions.php" method="post">
diff --git a/question/category_class.php b/question/category_class.php
index c4af0dbcf92..28ea8017fb3 100644
--- a/question/category_class.php
+++ b/question/category_class.php
@@ -363,7 +363,7 @@ class question_category_object {
      */
     function add_category($newparent, $newcategory, $newinfo) {
         if (empty($newcategory)) {
-            error(get_string('categorynamecantbeblank', 'quiz'));
+            print_error('categorynamecantbeblank', 'quiz');
         }
         list($parentid, $contextid) = explode(',', $newparent);
         //moodle_form makes sure select element output is legal no need for further cleaning
@@ -396,7 +396,7 @@ class question_category_object {
     function update_category($updateid, $newparent, $newname, $newinfo) {
         global $CFG, $QTYPES;
         if (empty($newname)) {
-            error(get_string('categorynamecantbeblank', 'quiz'));
+            print_error('categorynamecantbeblank', 'quiz');
         }
 
         list($parentid, $tocontextid) = explode(',', $newparent);
diff --git a/question/editlib.php b/question/editlib.php
index 7e1b22077d7..68aabb793fd 100644
--- a/question/editlib.php
+++ b/question/editlib.php
@@ -680,7 +680,7 @@ function question_edit_setup($edittab, $requirecmid = false, $requirecourseid =
     if (!empty($pagevars['cat'])){
         $catparts = explode(',', $pagevars['cat']);
         if (!$catparts[0] || (FALSE !== array_search($catparts[1], $contextlistarr)) || !count_records_select("question_categories", "id = '".$catparts[0]."' AND contextid = $catparts[1]")) {
-            error(get_string('invalidcategory', 'quiz'));
+            print_error('invalidcategory', 'quiz');
         }
     } else {
         $category = $defaultcategory;
diff --git a/question/file.php b/question/file.php
index 841a317bf5c..a6a5cb31b48 100644
--- a/question/file.php
+++ b/question/file.php
@@ -81,6 +81,6 @@
     function question_attempt_not_found() {
         global $CFG;
         header('HTTP/1.0 404 not found');
-        error(get_string('filenotfound', 'error'), $CFG->wwwroot); //this is not displayed on IIS??
+        print_error('filenotfound', 'error', $CFG->wwwroot); //this is not displayed on IIS??
     }
 ?>
diff --git a/question/import.php b/question/import.php
index ee11b55dee3..a763f375cf1 100644
--- a/question/import.php
+++ b/question/import.php
@@ -95,12 +95,12 @@
             if (file_exists($importfile)) {
                 $fileisgood = true;
             } else {
-                error(get_string('uploadproblem', 'moodle', $form->choosefile));
+                print_error('uploadproblem', 'moodle', $form->choosefile);
             }
         } else {
             // must be upload file
             if (!$importfile = $import_form->get_importfile_name()) {
-                error(get_string('uploadproblem', 'moodle'));
+                print_error('uploadproblem', 'moodle');
             }else {
                 $fileisgood = true;
             }
@@ -110,7 +110,7 @@
         if ($fileisgood) {
 
             if (! is_readable("format/$form->format/format.php")) {
-                error(get_string('formatnotfound','quiz', $form->format));
+                print_error('formatnotfound','quiz', $form->format);
             }
 
             require_once("format.php");  // Parent class
diff --git a/question/preview.php b/question/preview.php
index 2246b13fec1..489535489ba 100644
--- a/question/preview.php
+++ b/question/preview.php
@@ -98,7 +98,7 @@
 
     // Load the question type specific information
     if (!get_question_options($questions)) {
-        error(get_string('newattemptfail', 'quiz'));
+        print_error('newattemptfail', 'quiz');
     }
 
     // Create a dummy quiz attempt
@@ -133,7 +133,7 @@
         // Create an empty session for the question
         if (!$newstates =
          get_question_states($questions, $quiz, $attempt)) {
-            error(get_string('newattemptfail', 'quiz'));
+            print_error('newattemptfail', 'quiz');
         }
         $SESSION->quizpreview->states = array($newstates);
         $states =& $SESSION->quizpreview->states;
diff --git a/search/add.php b/search/add.php
index dbe45333ca7..65ddd23c7c1 100644
--- a/search/add.php
+++ b/search/add.php
@@ -17,11 +17,11 @@ require_once("$CFG->dirroot/search/lib.php");
 require_login();
 
 if (empty($CFG->enableglobalsearch)) {
-    error(get_string('globalsearchdisabled', 'search'));
+    print_error('globalsearchdisabled', 'search');
 }
 
 if (!isadmin()) {
-    error(get_string('beadmin', 'search'), "$CFG->wwwroot/login/index.php");
+    print_error('beadmin', 'search', "$CFG->wwwroot/login/index.php");
 } 
 
 //check for php5 (lib.php)
@@ -141,4 +141,4 @@ set_config("search_index_size", (int)$CFG->search_index_size + (int)$addition_co
 mtrace("Added $addition_count documents.");
 mtrace('Index size after: '.$index->count());
 
-?>
\ No newline at end of file
+?>
diff --git a/search/delete.php b/search/delete.php
index 11effeea0f4..4808c9ec48f 100644
--- a/search/delete.php
+++ b/search/delete.php
@@ -17,11 +17,11 @@ require_once("$CFG->dirroot/search/lib.php");
 require_login();
 
 if (empty($CFG->enableglobalsearch)) {
-    error(get_string('globalsearchdisabled', 'search'));
+    print_error('globalsearchdisabled', 'search');
 }
 
 if (!isadmin()) {
-    error(get_string('beadmin', 'search'), "$CFG->wwwroot/login/index.php");
+    print_error('beadmin', 'search', "$CFG->wwwroot/login/index.php");
 } //if
 
 //check for php5 (lib.php)
@@ -129,4 +129,4 @@ set_config("search_index_size", (int)$CFG->search_index_size - (int)$deletion_co
 mtrace("Finished $deletion_count removals.");
 mtrace('Index size after: '.$index->count());
 
-?>
\ No newline at end of file
+?>
diff --git a/search/indexer.php b/search/indexer.php
index d00928f425c..09c67342038 100644
--- a/search/indexer.php
+++ b/search/indexer.php
@@ -33,11 +33,11 @@ require_once("$CFG->dirroot/search/lib.php");
 require_login();
 
 if (empty($CFG->enableglobalsearch)) {
-    error(get_string('globalsearchdisabled', 'search'));
+    print_error('globalsearchdisabled', 'search');
 }
 
 if (!isadmin()) {
-    error(get_string('beadmin', 'search'), "$CFG->wwwroot/login/index.php");
+    print_error('beadmin', 'search', "$CFG->wwwroot/login/index.php");
 } //if
 
 //confirmation flag to prevent accidental reindexing (indexersplash.php is the correct entry point)
@@ -200,4 +200,4 @@ set_config('search_indexer_run_date', time());
 //and the index size
 set_config('search_index_size', (int)$index->count());
 
-?>
\ No newline at end of file
+?>
diff --git a/search/indexersplash.php b/search/indexersplash.php
index 27edca42c0b..49381d512ce 100644
--- a/search/indexersplash.php
+++ b/search/indexersplash.php
@@ -16,11 +16,11 @@ require_once("$CFG->dirroot/search/lib.php");
 require_login();
 
 if (empty($CFG->enableglobalsearch)) {
-    error(get_string('globalsearchdisabled', 'search'));
+    print_error('globalsearchdisabled', 'search');
 }
 
 if (!isadmin()) {
-    error(get_string('beadmin', 'search'), "$CFG->wwwroot/login/index.php");
+    print_error('beadmin', 'search', "$CFG->wwwroot/login/index.php");
 } 
 
 //check for php5 (lib.php)
diff --git a/search/query.php b/search/query.php
index 03675ab9745..7c9bae0c594 100644
--- a/search/query.php
+++ b/search/query.php
@@ -35,7 +35,7 @@ if ($CFG->forcelogin) {
 }
 
 if (empty($CFG->enableglobalsearch)) {
-    error(get_string('globalsearchdisabled', 'search'));
+    print_error('globalsearchdisabled', 'search');
 }
 
 $adv = new Object();
@@ -343,4 +343,4 @@ if ($sq->is_valid()) {
 }
 print_box_end();
 print_footer();
-?>
\ No newline at end of file
+?>
diff --git a/search/stats.php b/search/stats.php
index cd956e0ceed..1d50be0d81b 100644
--- a/search/stats.php
+++ b/search/stats.php
@@ -18,7 +18,7 @@ if ($CFG->forcelogin) {
 }
 
 if (empty($CFG->enableglobalsearch)) {
-    error(get_string('globalsearchdisabled', 'search'));
+    print_error('globalsearchdisabled', 'search');
 }
 
 //check for php5, but don't die yet
diff --git a/search/update.php b/search/update.php
index f641f1b39ff..b0f53797d86 100644
--- a/search/update.php
+++ b/search/update.php
@@ -17,11 +17,11 @@ require_once("$CFG->dirroot/search/lib.php");
 require_login();
 
 if (empty($CFG->enableglobalsearch)) {
-    error(get_string('globalsearchdisabled', 'search'));
+    print_error('globalsearchdisabled', 'search');
 }
 
 if (!isadmin()) {
-    error(get_string('beadmin', 'search'), "$CFG->wwwroot/login/index.php");
+    print_error('beadmin', 'search', "$CFG->wwwroot/login/index.php");
 } 
 
 //check for php5 (lib.php)
@@ -140,4 +140,4 @@ set_config("search_indexer_update_date", $startupdatedate);
 
 mtrace("Finished $update_count updates");
 
-?>
\ No newline at end of file
+?>
diff --git a/tag/edit.php b/tag/edit.php
index 8fee2b462ea..0ce61b4a5e7 100644
--- a/tag/edit.php
+++ b/tag/edit.php
@@ -9,7 +9,7 @@ require_js(array('yui_dom-event', 'yui_connection', 'yui_animation', 'yui_autoco
 require_login();
 
 if (empty($CFG->usetags)) {
-    error(get_string('tagsaredisabled', 'tag'));
+    print_error('tagsaredisabled', 'tag');
 }
 
 $tag_id = optional_param('id', 0, PARAM_INT);
diff --git a/tag/index.php b/tag/index.php
index 082378072cc..7f0034e4e68 100644
--- a/tag/index.php
+++ b/tag/index.php
@@ -9,7 +9,7 @@ require_once($CFG->dirroot.'/blog/lib.php');
 require_login();
 
 if (empty($CFG->usetags)) {
-    error(get_string('tagsaredisabled', 'tag'));
+    print_error('tagsaredisabled', 'tag');
 }
 
 $tagid       = optional_param('id', 0, PARAM_INT); // tag id
diff --git a/tag/manage.php b/tag/manage.php
index 2a130e26a88..eb297377667 100644
--- a/tag/manage.php
+++ b/tag/manage.php
@@ -16,7 +16,7 @@ $perpage     = optional_param('perpage', DEFAULT_PAGE_SIZE, PARAM_INT);
 require_login();
 
 if (empty($CFG->usetags)) {
-    error(get_string('tagsaredisabled', 'tag'));
+    print_error('tagsaredisabled', 'tag');
 }
 
 //managing tags requires moodle/tag:manage capability
diff --git a/tag/search.php b/tag/search.php
index 42da0659874..cf6563d5780 100644
--- a/tag/search.php
+++ b/tag/search.php
@@ -8,7 +8,7 @@ global $CFG;
 require_login();
 
 if( empty($CFG->usetags)) {
-    error(get_string('tagsaredisabled', 'tag'));
+    print_error('tagsaredisabled', 'tag');
 }
 
 $query      = optional_param('query', '', PARAM_RAW);
diff --git a/tag/tag_autocomplete.php b/tag/tag_autocomplete.php
index 7eaefb9c454..6d88cd0fad6 100644
--- a/tag/tag_autocomplete.php
+++ b/tag/tag_autocomplete.php
@@ -6,7 +6,7 @@ require_once('lib.php');
 require_login();
 
 if (empty($CFG->usetags)) {
-    error(get_string('tagsaredisabled', 'tag'));
+    print_error('tagsaredisabled', 'tag');
 }
 
 $query = addslashes(optional_param('query', '', PARAM_RAW));  
diff --git a/user/pixgroup.php b/user/pixgroup.php
index 28aeedcbdcb..6f72d38704f 100644
--- a/user/pixgroup.php
+++ b/user/pixgroup.php
@@ -28,6 +28,6 @@
         send_file($pathname, $image);
     } else {
         header('HTTP/1.0 404 not found');
-        error(get_string('filenotfound', 'error')); //this is not displayed on IIS??
+        print_error('filenotfound', 'error'); //this is not displayed on IIS??
     }
 ?>
diff --git a/user/view.php b/user/view.php
index bbd03126be7..393af6bd0cf 100644
--- a/user/view.php
+++ b/user/view.php
@@ -116,7 +116,7 @@
             if (!$gtrue) {
                 $navigation = build_navigation($navlinks);
                 print_header("$strpersonalprofile: ", "$strpersonalprofile: ", $navigation, "", "", true, "&nbsp;", navmenu($course));
-                error(get_string("groupnotamember"), "../course/view.php?id=$course->id");
+                print_error("groupnotamember", '', "../course/view.php?id=$course->id");
             }
         }
     }