yii2-admin + rbac 点击 rule 规则列表报下面的错 [ 新手入门 ]

PHP Notice – yii\base\ErrorException
mdm\admin\models\BizRule::__construct(): The script tried to execute a method or access a property of an incomplete object. Please ensure that the class definition "backend\components\MovieRule" of the object you are trying to operate on was loaded _before_ unserialize() gets called or provide a __autoload() function to load the class definition
3. in C:\phpStudy\WWW\vendor\mdmsoft\yii2-admin\models\searchs\BizRule.php at line 55 –
Catchable fatal error: Object of class __PHP_Incomplete_Class could not be converted to string in C:\phpStudy\WWW\vendor\yiisoft\yii2\web\ErrorHandler.php on line 470