Hello, I get this error (in the summary screen) when due dates are shown in the summary: Warning: Undefined property: eventID in /usr/local/apache/htdocs/hordenew/horde/kronolith/lib/api.php on line 88 Warning: Undefined property: eventID in /usr/local/apache/htdocs/hordenew/horde/kronolith/lib/api.php on line 93 -- Jan Kuipers Systeembeheer Lauwers College