update socket

models/Vehicle.php

@@ -32,7 +32,7 @@ class Vehicle extends \yii\db\ActiveRecord {
      */
     public function rules() {
         return [
-                [['plate', 'type'], 'required'],
+                [['plate'], 'required'],
                 [['company', 'vehicle_type'], 'string'],
                 [['plate', 'type'], 'string', 'max' => 20],
                 [['driver', 'telephone', 'indentity_card'], 'string', 'max' => 200],