发布回复时出现403错误

[cnjhp]

我的小站，http://www.45eggs.com 放在DH的虚拟主机上。

前一阵子都没问题，就刚才我在回复一篇blog时，出现了HTTP Error 403：

Error 403
We're sorry, but we could not fulfill your request for /index.php on this server.

You do not have permission to access this server.

Your technical support key is: dcfa-014a-7991-65c2

You can use this key to fix this problem yourself.

If you are unable to fix the problem yourself, please contact admin at yourblog.com and be sure to provide the technical support key shown above.

请教一下会是什么样的原因，太奇怪了。

[cnjhp]

刚刚查了plugins，觉得可能是badbehavior的问题，但是在模板中移除掉仍然不行。