We are using Teamcity to do continuous integration builds for our website and have just upgraded our website to .Net 4.5RC. The application builds and runs in IIS express o
OK - fair enough. You need to use IIS 7.5, you need to target .Net 4.5 ... and they should be mutually compatible.
Check out this link; look for "Aspnet_regiis.exe":
http://msdn.microsoft.com/en-us/library/ee942158.aspx
'Hope that helps .. PSM
PS:
These links may (or may not) also be useful:
http://learn.iis.net/page.aspx/624/application-pool-identities/
http://forums.iis.net/t/1189758.aspx
http://msdn.microsoft.com/en-us/library/k6h9cz8h.aspx
Please post back what you find.