Discuz! info: MySQL Query Error

Time: 2024-6-9 6:02pm
Script: /redirect.php

SQL: SELECT tid FROM cdb_threads WHERE fid='10' AND displayorder>='0' AND displayorder>='0' AND lastpost<'1591006949' ORDER BY lastpost DESC LIMIT 1
Error: Error writing file '/tmp/MYTxV5y4' (Errcode: 28)
Errno.: 3

Similar error report has beed dispatched to administrator before.