IIS 7.5 error: Handler “PageHandlerFactory-Integrated” has a bad module “ManagedPipelineHandler” in its module list

This is the common error seen with IIS 7 with windows server 2008 R2. Here is the fix :-


Step1 :- Open the command window as an administrator.

Step2 :- Run the following command

%windir%\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe -i


Try again to open the web page, you should be good.