fix query

booking.variety_admin.inc

@@ -444,7 +444,8 @@ function booking_variety_sessions_view_summary() {
   $timeslot_query = db_select('booking_variety_timeslots', 't');	
   $timeslot_query->leftJoin('booking_variety_sessions', 's', 't.tid = s.booking_variety_timeslot_id');
   $timeslot_query->condition('t.booking_eventid', $event->eid, '=')
-    ->fields('v')
+    ->fields('t')
+    ->fields('s')
     ->orderBy('t.booking_variety_start');
   $timeslot_list = $timeslot_query->execute()->fetchAllAssoc('tid');