logSystem-advance/backend/controllers/ErrorController.php

<?php
namespace backend\controllers;

/**
 * 错误控制器
 * Class ErrorController
 * @package backend\controllers
 */
class ErrorController extends BaseController
{
	public $layout = false;

	/**
	 * 动作设置
	 * @author: libingke
	 * @return array
	 */
	public function actions()
	{
		return [
			'error' => [
				'class' => 'yii\web\ErrorAction',
			]
		];
	}
}