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ارور اینه:
کد:
Database error in vBulletin 4.2.1:

Invalid SQL:

                SELECT user.*, (user.options & 512) AS invisible , avatar.avatarpath, NOT ISNULL(customavatar.userid) AS hascustom, customavatar.dateline AS avatardateline, customavatar.filedata_thumb, customavatar.height AS avheight, customavatar.width AS avwidth, customavatar.width_thumb AS avwidth_thumb, customavatar.height_thumb AS avheight_thumb
                    
                FROM vb_userlist AS userlist
                INNER JOIN vb_user AS user ON (user.userid = userlist.relationid)
                LEFT JOIN vb_avatar AS avatar ON (avatar.avatarid = user.avatarid)
                LEFT JOIN vb_customavatar AS customavatar ON (customavatar.userid = user.userid) 
                
                WHERE userlist.userid = 1
                    AND userlist.type = 'buddy'
                    AND userlist.friend = 'yes'
                    
                ORDER BY RAND()
                LIMIT 0, 2;

MySQL Error   : Can't create/write to file '/tmp/#sql_7ca5_0.MYD' (Errcode: 17)
Error Number  : 1
Request Date  : Friday, July 12th 2013 @ 02:45:07 PM
Error Date    : Friday, July 12th 2013 @ 02:45:08 PM
Script        : http://forums.irartesh.ir/member.php?u=1
Referrer      : http://forums.irartesh.ir/forum.php
IP Address    : 89.144.135.194
Username      : sarbaz
Classname     : vB_Database
MySQL Version : 5.1.70-cll
تو رو خدا یکی کمک کنه.