SupeSite info: MySQL Query Error

User: guest
Time: 2020-4-5 12:34pm
Script: /index.php

SQL: SELECT si.itemid, si.uid, si.username, si.subject, sn.*, si.exedittime, c.name FROM [Table]spaceitems si INNER JOIN [Table]categories c ON si.catid = c.catid LEFT JOIN [Table]spacenews sn ON si.itemid = sn.itemid WHERE dateline <= unix_timestamp(now()) and si.type='news' and si.exIsEffect=1 ORDER BY si.exedittime DESC LIMIT 100
Error: Error writing file 'C:\Windows\TEMP\MY848C.tmp' (Errcode: 28)
Errno.: 3