Joomla 在打开新闻链接的时候出现 406 错误

在我们网站中有一条新闻的标题为

[attach]1248[/attach]

在打开这个新闻链接的时候,却出现下面的错误。

[quote]Not Acceptable

An appropriate representation of the requested resource /index.php could not be found on this server.

Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request.[/quote]

[attach]1249[/attach]