I just installed VS2013 and turned on IIS 7 on my Windows 7 Ultimate x64 machine. When trying to open a solution I get:
Creation of the virtual direct
In Windows 8, you have to right-click devenv.exe and select "Troubleshoot compatibility".
select "Troubleshoot Program"
check "The program requires additional permissions"
click "Next", click "Test the program..."
wait for the program to launch
click "Next"
select "Yes, save these settings for this program"
click "Close"