[Wbblite] Datenbank fehler

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SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Invalid SQL: SELECT S. *, u.userposts, u.regdate, u.signature, u.email, u.guthaben, u.useraktie, u.homepage, u.icq, u.aim, u.yim, u.msn, u.showemail, u.receivepm, u.usercanemail, u.gender, u.invisible, u.title, u.lastactivity, u.acp_userpic, u.acp_usertext, u.adminfield, u.adminfieldname, r.ranktitle, r.rankimages, g.title AS grouptitle , I.icontitle i.iconpath, , Av.avatarid, av.avatarextension, av.width, av.height AUS bb1_posts p LEFT JOIN bb1_users u USING (userid) LEFT JOIN bb1_ranks r USING (rankid) LEFT JOIN bb1_groups g USING (Gruppen-) LEFT JOIN bb1_icons i ON (p.iconid = i.iconid) LEFT JOIN bb1_avatars av ON (u.avatarid = av.avatarid) WO p.postid IN (0,13) ORDER BY p.posttime ASC
mysql error: Spalte "Gruppen-in-Klausel ist nicht eindeutig
mysql error number: 1052
Datum: 14.02.2010 @ 18:24
Script: / Wbblite / thread.php? Threadid = 13 & sid =
Referer: http://avonpics.bplaced.de/WbbLite/board.php?boardid=10&sid =