diff --git a/scm-webapp/src/main/webapp/resources/js/i18n/de.js b/scm-webapp/src/main/webapp/resources/js/i18n/de.js
index e93addef4e..a98f58afad 100644
--- a/scm-webapp/src/main/webapp/resources/js/i18n/de.js
+++ b/scm-webapp/src/main/webapp/resources/js/i18n/de.js
@@ -86,7 +86,9 @@ if (Sonia.login.Form){
     cancelText: 'Abbrechen',
     waitTitleText: 'Verbinden',
     WaitMsgText: 'Übertrage Daten...',
-    failedMsgText: 'Anmeldung fehlgeschlagen!'
+    failedMsgText: 'Anmeldung fehlgeschlagen!',
+    failedDescriptionText: 'Falscher Benutzername, Passwort oder sie haben nicht\n\
+                             genug Berechtigungen. Bitte versuchen sie es erneut.'
   });
 
 }
diff --git a/scm-webapp/src/main/webapp/resources/js/login/sonia.login.form.js b/scm-webapp/src/main/webapp/resources/js/login/sonia.login.form.js
index cb8f7e5240..c4ed773987 100644
--- a/scm-webapp/src/main/webapp/resources/js/login/sonia.login.form.js
+++ b/scm-webapp/src/main/webapp/resources/js/login/sonia.login.form.js
@@ -38,6 +38,7 @@ Sonia.login.Form = Ext.extend(Ext.FormPanel,{
   waitTitleText: 'Connecting',
   WaitMsgText: 'Sending data...',
   failedMsgText: 'Login failed!',
+  failedDescriptionText: 'Incorrect username, password or not enough permission. Please Try again.',
 
   initComponent: function(){
 
@@ -88,7 +89,7 @@ Sonia.login.Form = Ext.extend(Ext.FormPanel,{
       }]
     };
 
-    this.addEvents('cancel');
+    this.addEvents('cancel', 'failure');
 
     Ext.apply(this, Ext.apply(this.initialConfig, config));
     Sonia.login.Form.superclass.initComponent.apply(this, arguments);
@@ -118,7 +119,13 @@ Sonia.login.Form = Ext.extend(Ext.FormPanel,{
         if ( debug ){
           console.debug( 'login failed' );
         }
-        Ext.Msg.alert(this.failedMsgText);
+        this.fireEvent('failure');
+        Ext.Msg.show({
+          title: this.failedMsgText,
+          msg: this.failedDescriptionText,
+          buttons: Ext.Msg.OK,
+          icon: Ext.MessageBox.WARNING
+        });
         form.reset();
       }
     });