diff --git a/common/manager/EventRegistrationManager.php b/common/manager/EventRegistrationManager.php
index c0b1564..d44f9c1 100644
--- a/common/manager/EventRegistrationManager.php
+++ b/common/manager/EventRegistrationManager.php
@@ -117,6 +117,7 @@ class EventRegistrationManager extends \yii\base\Object
             $tx->commit();
         } catch (\Exception $exception) {
             $tx->rollBack();
+            throw $exception;
         }
 
     }
@@ -237,4 +238,4 @@ class EventRegistrationManager extends \yii\base\Object
     }
 
 
-}
\ No newline at end of file
+}