1 files changed, 2 insertions, 0 deletions
diff --git a/phpBB/phpbb/notification/manager.php b/phpBB/phpbb/notification/manager.php
index 023e1610f0..8ec5ec4b32 100644
--- a/phpBB/phpbb/notification/manager.php
+++ b/phpBB/phpbb/notification/manager.php
@@ -921,6 +921,8 @@ class manager
 		{
 			if (!isset($this->notification_types[$notification_type_name]) && !isset($this->notification_types['notification.type.' . $notification_type_name]))
 			{
+				$this->db->sql_transaction('rollback');
+				
 				throw new \phpbb\notification\exception('NOTIFICATION_TYPE_NOT_EXIST', array($notification_type_name));
 			}