Discuz! info: MySQL Query Error

Time: 2025-4-20 10:06am
Script: /forumdisplay.php

SQL: SELECT t.* FROM cdb_threads t
WHERE t.fid='898' AND t.displayorder!=99 AND t.displayorder>=0 AND t.displayorder!=3
ORDER BY CASE WHEN t.displayorder=4 THEN 1 ELSE 0 END DESC, t.lastpost DESC
LIMIT 440, 20
Error: Can't create/write to file '/var/tmp/MYxUpIBq' (Errcode: 28)
Errno.: 1