Error page: /index.php

Error infos: 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 ') And ispart<>2 And ishidden<>1 order by sortrank asc limit 20' at line 2
Error sql: Select id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath from `dede_arctype` where id in(5,1,3,4,6,) And ispart<>2 And ishidden<>1 order by sortrank asc limit 20