Process with an ID #### is not running in Microsoft Visual Studio Express 2015 for Web

Open Visual Studio as an administrator
Right-click your project and click on 'Unload Project'
Again, right-click your project and click on 'Edit PROJECT_NAME.csproj'
Find the code below and delete it:

<DevelopmentServerPort>57457</DevelopmentServerPort>
<DevelopmentServerVPath>/</DevelopmentServerVPath>
<IISUrl>http://localhost:57457/</IISUrl>

Save and close the file .csproj

Right-click your project and reload it
See its working