diff --git a/calendar/inc/class.calendar_uiforms.inc.php b/calendar/inc/class.calendar_uiforms.inc.php
index 5ad9144612..f479449d0c 100644
--- a/calendar/inc/class.calendar_uiforms.inc.php
+++ b/calendar/inc/class.calendar_uiforms.inc.php
@@ -113,7 +113,6 @@ class calendar_uiforms extends calendar_ui
 		{
 			$owner = !$this->cal_prefs['default_participant'] ? $this->user : $this->owner;
 		}
-		error_log(__METHOD__ . ' owner: ' . array2string($owner));
 
 		if (!$owner || !is_numeric($owner) || $GLOBALS['egw']->accounts->get_type($owner) != 'u' ||
 			!$this->bo->check_perms(Acl::ADD,0,$owner))