Discuz! info: MySQL Query Error

Time: 2017-8-18 8:23pm
Script: /bbs/index.php

SQL: SELECT t.*, f.name FROM [Table]threads t, [Table]forums f WHERE t.fid<>'0' AND f.fid=t.fid AND f.fid not in (0) AND t.displayorder not in (-1,-2) ORDER BY t.dateline DESC LIMIT 0, 10
Error: Error writing file 'C:\WINDOWS\TEMP\MYE7AE.tmp' (Errcode: 28)
Errno.: 3

Similar error report has beed dispatched to administrator before.