Probleme mit Memberlist

Hey ihr,
ich versuche gerade einen Mitgliederbereich mit Forum etc zum laufen zu bringen. Bei der Memberlist gibt es aber noch Probleme: wenn ich die Seite aufrufen will, kommt folgende Meldung. Ich hab das Gefühl die Lösung des Problems lässt sich daraus entnehmen, aber irgendwie komm ich gerade nicht weiter.

Code:

---

Fatal error: Uncaught exception Exception with message Query error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'FROM tl_member WHERE (groups LIKE '%\"\"%') AND publicFields!='' AND disable!=1 ' at line 1 (SELECT id, username, publicFields, FROM tl_member WHERE (groups LIKE '%\"\"%') AND publicFields!='' AND disable!=1 AND (start='' OR start<=1275308362) AND (stop='' OR stop>=1275308362) ORDER BY username) thrown in /var/www/web18/html/dreamvalley/system/libraries/Database.php on line 533

#0 /var/www/web18/html/dreamvalley/system/modules/memberlist/ModuleMemberlist.php(193): Database_Statement->execute(Array)
#1 /var/www/web18/html/dreamvalley/system/modules/memberlist/ModuleMemberlist.php(105): ModuleMemberlist->listAllMembers()
#2 /var/www/web18/html/dreamvalley/system/modules/frontend/Module.php(126): ModuleMemberlist->compile()
#3 /var/www/web18/html/dreamvalley/system/modules/memberlist/ModuleMemberlist.php(86): Module->generate()
#4 /var/www/web18/html/dreamvalley/system/modules/frontend/ContentModule.php(70): ModuleMemberlist->generate()
#5 /var/www/web18/html/dreamvalley/system/libraries/Controller.php(363): ContentModule->generate()
#6 /var/www/web18/html/dreamvalley/system/modules/frontend/ModuleArticle.php(169): Controller->getContentElement('1084')
#7 /var/www/web18/html/dreamvalley/system/modules/frontend/Module.php(126): ModuleArticle->compile()
#8 /var/www/web18/html/dreamvalley/system/modules/frontend/ModuleArticle.php(69): Module->generate()
#9 /var/www/web18/html/dreamvalley/system/libraries/Controller.php(296): ModuleArticle->generate(false)
#10 /var/www/web18/html/dreamvalley/system/libraries/Controller.php(183): Controller->getArticle('516', false, false, 'main')
#11 /var/www/web18/html/dreamvalley/system/modules/frontend/PageRegular.php(68): Controller->getFrontendModule('0', 'main')
#12 /var/www/web18/html/dreamvalley/index.php(188): PageRegular->generate(Object(DB_Mysql_Result))
#13 /var/www/web18/html/dreamvalley/index.php(292): Index->run()
#14 {main}

---