Lỗi Internal Server Error khi vào 1 bài viết hay một box

[delta]

Từ khi nâng cấp lên VBB4.1.4 thì bữa đầu không sao cả, không làm gì luôn. Bữa sau thử vô 1 bài viết hay 1 box thì nó bị lỗi thế này, đây là lỗi gì, lý do do đâu vậy có ai giúp mình không thế.

Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator, thienbao0011@gmail.com and inform them of the time the error occurred, and anything you might have done that may have caused the error.
More information about this error may be available in the server error log.
Additionally, a 500 Internal Server Error error was encountered while trying to use an ErrorDocument to handle the request.

Còn trong mail của mình nó thông báo cái này:

Database error in vBulletin 4.1.4:

Invalid SQL:

select s.*, u.username, u.usergroupid from shout s
left join user u on (u.userid = s.s_by)
order by s.sid desc limit;

MySQL Error : You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 3
Error Number : 1064
Request Date : Thursday, June 16th 2011 @ 11:08:01 PM
Error Date : Thursday, June 16th 2011 @ 11:08:02 PM
Script : http://wings4u.net/forum/v2bshout.php
Referrer : http://wings4u.net/forum/forum.php
IP Address : 115.75.55.90
Username : Khách viếng thăm
Classname : vB_Database
MySQL Version :

[admin]

Bạn repair lại database, đồng thời vào admincp -> Maintenance -> Update Counters chạy lần lượt hết các chức năng trong này

[delta]

Khi mình Building Attachment Thumbnails thì nó bị lỗi này:
Building Attachment ThumbnailsIf you receive a fatal error or if the process seems to hang, you will need to delete the last attachment listed on the screen then refresh (http://wings4u.net/forum/admincp/misc.php?do=rebuildthumbs&startat=16&pp=25&autoredirect=1&quality=75) this window.

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Processing: Đính kèm : 16 (jpg)Error: Attachment Missing

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Warning: fopen() [function.fopen (http://wings4u.net/forum/admincp/function.fopen)]: Filename cannot be empty in [path]/admincp/misc.php on line 748

Warning: fwrite() expects parameter 1 to be resource, boolean given in [path]/admincp/misc.php on line 749

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Processing: Đính kèm : 17 (jpg)Error: Attachment Missing

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Warning: fwrite() expects parameter 1 to be resource, boolean given in [path]/admincp/misc.php on line 749

Warning: fclose() expects parameter 1 to be resource, boolean given in [path]/admincp/misc.php on line 750
Processing: Đính kèm : 18 (jpg)Error: Attachment Missing

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Warning: fopen() [function.fopen (http://wings4u.net/forum/admincp/function.fopen)]: Filename cannot be empty in [path]/admincp/misc.php on line 748

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Processing: Đính kèm : 19 (jpg)Error: Attachment Missing

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Processing: Đính kèm : 20 (jpg)Error: Attachment Missing

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Warning: fclose() expects parameter 1 to be resource, boolean given in [path]/admincp/misc.php on line 750
Processing: Đính kèm : 21 (jpg)Error: Attachment Missing

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Warning: fopen() [function.fopen (http://wings4u.net/forum/admincp/function.fopen)]: Filename cannot be empty in [path]/admincp/misc.php on line 748

Warning: fwrite() expects parameter 1 to be resource, boolean given in [path]/admincp/misc.php on line 749

Warning: fclose() expects parameter 1 to be resource, boolean given in [path]/admincp/misc.php on line 750
Processing: Đính kèm : 22 (jpg)Error: Attachment Missing

Warning: tempnam() [function.tempnam (http://wings4u.net/forum/admincp/function.tempnam)]: Unable to access in [path]/admincp/misc.php on line 746

Warning: fopen() [function.fopen (http://wings4u.net/forum/admincp/function.fopen)]: Filename cannot be empty in [path]/admincp/misc.php on line 748

Warning: fwrite() expects parameter 1 to be resource, boolean given in [path]/admincp/misc.php on line 749

Warning: fclose() expects parameter 1 to be resource, boolean given in [path]/admincp/misc.php on line 750
Processing: Đính kèm : 23 (jpg)Error: Attachment Missing

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Warning: fopen() [function.fopen (http://wings4u.net/forum/admincp/function.fopen)]: Filename cannot be empty in [path]/admincp/misc.php on line 748

Warning: fwrite() expects parameter 1 to be resource, boolean given in [path]/admincp/misc.php on line 749

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Processing: Đính kèm : 24 (jpg)Error: Attachment Missing

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