SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Invalid SQL: SELECT e.*, g.chgpermission, cc.*, re.*, u.username, u.userid FROM bb1_events e LEFT JOIN bb1_users u USING (userid) LEFT JOIN bb1_groups g USING (groupid) LEFT JOIN bb1_events_ret re ON (e.eventid=re.eventid) LEFT JOIN bb1_cal_cats cc ON (e.catid=cc.catid) WHERE (public='1' ) AND ((FIND_IN_SET('2',e.permission)>0 OR e.permission='') AND FIND_IN_SET('2',g.chgpermission)>0) AND (ret_enddate>='2026-06-15' OR ret_enddate<=eventdate AND NOT ISNULL(retid) OR eventdate>='2026-06-15') AND eventdate<='2027-06-15'
mysql error: Column 'groupid' in FROM is ambiguous
mysql error number: 1052
Date: 15.06.2026 @ 10:12
Script: /rpg/calender.php?action=eventoverview&groupid=2&linked=true
Referer: