diff --git a/bundle/Resources/translations/forms.en.yml b/bundle/Resources/translations/forms.en.yml
new file mode 100644
index 00000000..f1463e49
--- /dev/null
+++ b/bundle/Resources/translations/forms.en.yml
@@ -0,0 +1,12 @@
+'Tags': 'Netgen Tags'
+'Tags / All functions': 'Netgen Tags / All functions'
+'Tags / Read': 'Netgen Tags / Read tags'
+'Tags / View': 'Netgen Tags / Use "/tags/view" page'
+'Tags / Add': 'Netgen Tags / Add tags'
+'Tags / Addsynonym': 'Netgen Tags / Add synonyms'
+'Tags / Edit': 'Netgen Tags / Edit tags'
+'Tags / Editsynonym': 'Netgen Tags / Edit synonyms'
+'Tags / Delete': 'Netgen Tags / Delete tags'
+'Tags / Deletesynonym': 'Netgen Tags / Delete synonyms'
+'Tags / Makesynonym': 'Netgen Tags / Convert tag to synonym'
+'Tags / Merge': 'Netgen Tags / Merge tags'
diff --git a/bundle/View/Builder/TagViewBuilder.php b/bundle/View/Builder/TagViewBuilder.php
index 014138cb..c527082b 100644
--- a/bundle/View/Builder/TagViewBuilder.php
+++ b/bundle/View/Builder/TagViewBuilder.php
@@ -73,7 +73,7 @@ public function __construct(
      */
     public function matches($argument)
     {
-        return strpos($argument, 'eztags.controller.tag_view:') !== false;
+        return is_string($argument) && strpos($argument, 'eztags.controller.tag_view:') !== false;
     }
 
     /**