diff --git a/components/OrderProductLogger.php b/components/OrderProductLogger.php
index cab92d5..05fc671 100644
--- a/components/OrderProductLogger.php
+++ b/components/OrderProductLogger.php
@@ -43,10 +43,10 @@
                 $log->order_id = $params['order_id'];
                 $log->data = Json::encode($data);
                 
-                if (\Yii::$app->user->identity instanceof User) {
-                    $log->user_id = (integer) \Yii::$app->user->identity->id;
-                } else {
+                if (User::findOne(\Yii::$app->user->identity->id)) {
                     $log->user_id = NULL;
+                } else {
+                    $log->user_id = (integer) \Yii::$app->user->identity->id;
                 }
                 
                 $log->save();
--
libgit2 0.21.4