- Переопределяем метод afterSave

common/modules/users/models/User.php

@@ -509,8 +509,10 @@ class User extends \common\components\ActiveRecordModel implements IdentityInter
 		return true;
 	}
 
-	public function afterSave()
+	public function afterSave($insert, $changedAttributes)
 	{
+		parent::afterSave($insert, $changedAttributes);
+
 		if ($this->scenario===self::SCENARIO_REGISTRATION || $this->scenario===self::SCENARIO_SOCIAL_REGISTRATION) {
 			if (!$this->afterRegistration(['email' => $this->email, 'user_fio' => $this->getFio()]))
 				return false;
@@ -572,7 +574,7 @@ class User extends \common\components\ActiveRecordModel implements IdentityInter
     public function afterRegistration($params=array()){
 		$date = new \DateTime();
 		$model = new TriggerLogs();
-		$model->user_id = $this->id;
+		$model->user_id = $this->getPrimaryKey();
 		$model->action = TriggerLogs::USER_REGISTRATION;
 		$model->url = Yii::$app->request->getUrl();
 		$model->datetime = $date->format('Y-m-d H:i:s');