500.0 Internal Server Error

you can reinstall .NET 4.0 or re-apply Windows 2008 R2 SP1 to update mscoree.dll.

“HTTP Error 500.0 - Internal Server Error” from AspNetInitClrHostFailureModule means something wrong during the CLR initialization. We need to check the version of%windir%\system32\mscoree.dll.

Regards,

That mean you can go home now. We need the details error message in order to assist you.

 

http://chuchuva.com/pavel/2010/08/how-to-enable-detailed-error-information-for-iis-and-asp-net/

500 error code is generic. You can get more details from IIS logs that will be helpful.

Issue could be related aaccess foro account in IIS or DB access for the account configured in conneciton.

Internal server error is pretty generic. 

https://smewara.wordpress.com/2013/02/12/http-500-internal-server-error/

https://stackoverflow.com/questions/8659862/how-to-get-rid-of-this-error-handler-pagehandlerfactory-integrated-has-a-bad-m 

Hi,

 

Where your handlers are defined in the web.config, add a before the first item in the list, if there is not one there already. Also make sure that the application pool running the web site is running the version of .Net that you are targeting in your code.

 

Refer:

 

https://forums.iis.net/t/1183114.aspx

https://stackoverflow.com/questions/8659862/how-to-get-rid-of-this-error-handler-pagehandlerfactory-integrated-has-a-bad-m

i am delpoying my mvc project solution that time i am getting 500.0 internal server error  

 

Module AspNetInitClrHostFailureModule

Notification BeginRequest Handler

PageHandlerFactory-Integrated

Error Code 0x80131704