W3P or asp.net

 

Back to "Cannot create/shadow copy 'VariousFileName' when that file already exists"

Solution One: Compile Solution of Cannot create/shadow copy

Web Config Solution - Cannot Create/Shadow Copy when file already exists

The third way, an another simple method: Simply kill the w3p or aspnet process . Open Task Manager and find the Web server process and stop it. It will restart automatically.

Alternate Solutions to Consider