尝试在网站设置中将ASP.NET版本从4.0更改为2.0.
祝你好运！

Try changing the ASP.NET version from 4.0 to 2.0 in the web site settings.

Good luck!

尝试以下操作:
"/"应用程序中的服务器错误
我正在''/''应用程序中的服务器错误".这是什么意思?
"/"应用程序中的服务器错误
"/"应用程序中的服务器错误

Try the following:
Server Error in ''/'' Application
I''m getting "Server Error in ''/'' Application". What does this mean?
Server Error in ''/'' Application
Server Error in ''/'' Application

查看这些线程.

http://www.daniweb.com/web-development/aspnet/threads/33023 [ ^ ]

http://forums.asp.net/t/950095.aspx/1 [ ^ ]

这样对您有帮助.

问候，
爱德华

Check out these threads.

http://www.daniweb.com/web-development/aspnet/threads/33023[^]

http://forums.asp.net/t/950095.aspx/1[^]

That will help you.

Regards,
Eduard