diff --git a/backup/converter/imscc1/lib.php b/backup/converter/imscc1/lib.php
index 6b780a47afb..5cfae39bad2 100644
--- a/backup/converter/imscc1/lib.php
+++ b/backup/converter/imscc1/lib.php
@@ -99,7 +99,7 @@ class imscc1_converter extends base_converter {
         $manifestdir = dirname($manifest);
         $cc2moodle = new cc2moodle($manifest);
         if ($cc2moodle->is_auth()) {
-            throw new imscc1_convert_exception('Protected cartridge content - Skipping import!');
+            throw new imscc1_convert_exception('protected_cc_not_supported');
         }
         $status = $cc2moodle->generate_moodle_xml();
         //Final cleanup
diff --git a/backup/converter/imscc11/lib.php b/backup/converter/imscc11/lib.php
index 3ca8267d745..7e885f0fca9 100644
--- a/backup/converter/imscc11/lib.php
+++ b/backup/converter/imscc11/lib.php
@@ -99,7 +99,7 @@ class imscc11_converter extends base_converter {
         $manifestdir = dirname($manifest);
         $cc112moodle = new cc112moodle($manifest);
         if ($cc112moodle->is_auth()) {
-            throw new imscc11_convert_exception('Protected cartridge content - Skipping import!');
+            throw new imscc11_convert_exception('protected_cc_not_supported');
         }
         $status = $cc112moodle->generate_moodle_xml();
         //Final cleanup
diff --git a/lang/en/error.php b/lang/en/error.php
index 3591183bef7..1910854c4dc 100644
--- a/lang/en/error.php
+++ b/lang/en/error.php
@@ -530,3 +530,5 @@ $string['wwwrootslash'] = 'Detected incorrect $CFG->wwwroot in config.php, it mu
 $string['xmldberror'] = 'XMLDB error!';
 $string['alreadyloggedin'] = 'You are already logged in as {$a}, you need to log out before logging in as different user.';
 $string['youcannotdeletecategory'] = 'You cannot delete category \'{$a}\' because you can neither delete the contents, nor move them elsewhere.';
+$string['protected_cc_not_supported'] = 'Protected cartridges not supported.';
+