Rbac permissions can be verified normally but an exception is thrown when the controller inside verifies
The code of the controller inside is as follows

public function beforeAction($action) {

$controller = Yii::$app->controller->id;  //Get controller
 $action = Yii::$app->controller->action->id;  //obtaining method
 if(Yii::$app->user->can($controller.'_'.$action)){
 return true;
 }else{
 Thrownw New \ Yii \ Web \ UnautohorizedhtpException ('You do not have permission');
 bracket

bracket
When you get to the page, you will be prompted that you do not have permission to operate. The database inside has added the corresponding data of $controller.’_’.$action ………..