Unable To Launch Web Server

Question

I have asp.net web application project in visual studio 2012. When I want to start it, I have the following error:

Unable to launch the IIS Express Web server: P

Answer 1

Navigate to IIS express

cd "C:\Program Files (x86)\IIS Express\"

run this appcmd.exe list site /xml | appcmd delete site /in

Also, clear your temp files in %temp% and logout, or reboot

This will delete all the sites, enjoy!