diff --git a/ChangeLog b/ChangeLog
index 2eca1991..6ea54d6c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,6 @@
 1.9.41
+Frontend:
+   * FIX: Fix failing reporting of errors when messages contained special characters
 
 1.9.40
 Core:
diff --git a/share/frontend/nagvis-js/classes/ViewError.php b/share/frontend/nagvis-js/classes/ViewError.php
index 0cbb9085..9afe61fb 100644
--- a/share/frontend/nagvis-js/classes/ViewError.php
+++ b/share/frontend/nagvis-js/classes/ViewError.php
@@ -35,8 +35,8 @@ private function errorPage($e) {
         js('frontendMessage({'.N
           .'    "type"    : "error",'.N
           .'    "closable": false,'.N
-          .'    "title"   : "'.l('Error').'",'.N
-          .'    "message" : "'.htmlentities($e->getMessage(), ENT_COMPAT, 'UTF-8').'"'.N
+          .'    "title"   : '.json_encode(l('Error')).','.N
+          .'    "message" : '.json_encode(htmlentities($e->getMessage(), ENT_COMPAT, 'UTF-8')).N
           .'});');
         echo '</div>';