diff --git a/webservice/amf/server.php b/webservice/amf/server.php
index 2db5bcaa1a3..13f5abb4658 100644
--- a/webservice/amf/server.php
+++ b/webservice/amf/server.php
@@ -31,6 +31,8 @@ require('../../config.php');
 require_once("$CFG->dirroot/webservice/amf/locallib.php");
 
 if (!webservice_protocol_is_enabled('amf')) {
+    debugging('The server died because the web services or the AMF protocol are not enable',
+        DEBUG_DEVELOPER);
     die;
 }
 
diff --git a/webservice/rest/server.php b/webservice/rest/server.php
index ec97e0563c7..bf043d35909 100644
--- a/webservice/rest/server.php
+++ b/webservice/rest/server.php
@@ -31,6 +31,8 @@ require('../../config.php');
 require_once("$CFG->dirroot/webservice/rest/locallib.php");
 
 if (!webservice_protocol_is_enabled('rest')) {
+    debugging('The server died because the web services or the REST protocol are not enable',
+        DEBUG_DEVELOPER);
     die;
 }
 
diff --git a/webservice/soap/server.php b/webservice/soap/server.php
index e0ee89ffa60..971fc810674 100644
--- a/webservice/soap/server.php
+++ b/webservice/soap/server.php
@@ -31,6 +31,8 @@ require('../../config.php');
 require_once("$CFG->dirroot/webservice/soap/locallib.php");
 
 if (!webservice_protocol_is_enabled('soap')) {
+    debugging('The server died because the web services or the SOAP protocol are not enable',
+        DEBUG_DEVELOPER);
     die;
 }
 
diff --git a/webservice/xmlrpc/server.php b/webservice/xmlrpc/server.php
index ae70ca0286f..80e9414ab57 100644
--- a/webservice/xmlrpc/server.php
+++ b/webservice/xmlrpc/server.php
@@ -31,6 +31,8 @@ require('../../config.php');
 require_once("$CFG->dirroot/webservice/xmlrpc/locallib.php");
 
 if (!webservice_protocol_is_enabled('xmlrpc')) {
+    debugging('The server died because the web services or the XMLRPC protocol are not enable',
+        DEBUG_DEVELOPER);
     die;
 }