- Add new attr

common/modules/blog/views/post-admin/_form.php

@@ -41,7 +41,7 @@ use common\modules\content\widgets\MetaTagsWidget;
         <?php
         echo $form
             ->field($model, 'template_id')
-            ->dropDownList(\yii\helpers\ArrayHelper::map(MessageTemplate::find()->all(), 'id', 'name'), ['class' => 'form-control selectpicker', 'data-live-search' => true]); ?>
+            ->dropDownList(\yii\helpers\ArrayHelper::map(MessageTemplate::find()->all(), 'id', 'name'), ['class' => 'form-control selectpicker', 'data-live-search' => 'true']); ?>
 
         <?= $form->field($model, 'file')->fileInput() ?>