Frontend single language fix

core/components/LanguageDynamicModel.php

@@ -24,6 +24,10 @@ class LanguageDynamicModel extends DynamicModel
         if ($entity) {
             foreach ($used_attributes as $used_attribute) {
                 foreach ($entity->translations as $translate) {
+                    if (!in_array($translate->language, $entity->translatedLanguages)) {
+                        continue;
+                    }
+
                     $defaultLanguage = basename(\Yii::$app->getBasePath()) === 'backend'
                         ?
                         Yii::$app->params['backendDefaultLanguage']