Discuz! info: MySQL Query Error

Time: 2010-7-31 6:11pm
Script: /forumdisplay.php

SQL: SELECT t.* FROM [Table]threads t
WHERE t.fid='118' AND t.displayorder IN (0, 1)
ORDER BY t.displayorder DESC, t.lastpost DESC
LIMIT 115, 15
Error: Sort aborted
Errno.: 1028

Similar error report has beed dispatched to administrator before.