Frontend single language menu fix

core/forms/menu/MenuItemForm.php

@@ -37,12 +37,15 @@ class MenuItemForm extends LanguageDynamicModel
         }
         parent::__construct($menu, $attributes, $config);
         if ($menu) {
-		    foreach ( $menu->translations as $translate ) {
+            foreach ($menu->translations as $translate) {
+                if (!in_array($translate->language, $menu->translatedLanguages)) {
+                    continue;
+                }
+
                 if ($translate->language == Yii::$app->params['backendDefaultLanguage']) {
                     $this->name       = $translate->name;
                     $this->title_attr = $translate->title_attr;
-			    }
+                } else {
-			    else {
                     $this->{'name' . '_' . $translate->language}       = $translate->name;
                     $this->{'title_attr' . '_' . $translate->language} = $translate->title_attr;
                 }
@@ -64,7 +67,8 @@ class MenuItemForm extends LanguageDynamicModel
         );
     }
 
-	public function attributeLabels() {
+    public function attributeLabels()
+    {
         return array_merge(
             parent::attributeLabels(),
             [