I\'m just putting this one out there since its a Google Zero-resulter which means I win a prize?
Cannot start IIS Express 7.5 after reinstall from one account, but I
Only Deleting config folder did not work for me. Also i did this
"Delete the following file <>.vs\config\applicationhost.config, the .vs folder may be hidden"
https://social.msdn.microsoft.com/Forums/en-US/1a25b14d-02e5-4adc-bd79-4d215893fed2/vs-2013-unable-to-start-program-cprogram-files-x86iis-expressiisexpressexe?forum=visualstudiogeneral