How to get rid of this error Handler “PageHandlerFactory-Integrated” has a bad module “ManagedPipelineHandler” in its module list

Question

Using IIS7.5, the website works fine in Visual Studio but when I try to deploy on IIS get the following error.

Module IIS Web Core
Notification

Answer 1

Try to set web config in this way:

Ensure you have ASP.NET has been installed correctly. You should see default application pool named "ASP.NET 4" or something like this. If it's not looks like ASP.NET not installed correctly. Try aspnet_regiis -i in .NET 4 CMD.