Index: rsvp_dateconnector.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/rsvp/rsvp_dateconnector.module,v
retrieving revision 1.2.2.9
diff -u -p -r1.2.2.9 rsvp_dateconnector.module
--- rsvp_dateconnector.module	17 Jun 2009 19:10:25 -0000	1.2.2.9
+++ rsvp_dateconnector.module	21 Sep 2009 13:07:19 -0000
@@ -152,7 +152,7 @@ class RsvpDateConnectorImpl extends Rsvp
         $date_value = $node->{$field['database']['columns']['value2']['column']};
       }
       $date = date_make_date($date_value, $db_tz, $field['type']);
-      if ($db_tz != $display_tz) {
+      if ($db_tz != $display_tz && $date) {
         date_timezone_set($date, timezone_open($display_tz));
       }