I have Windows 7 Pro(x64), SQL Server 2008 developer edition, IIS 7.5 Trying to create a login for IIS APPPOOL\\ASP.NET v4.0 from SSMS->Security->Logins I am not getting the \"L
Fire up IIS = RUN -> INETMGR -> ENTER
Choose the ASP.NET v4.0 application pool from the Applications Pools item in the tree view on the left
Choose advanced settings
Under the Process Model section change the Identity value to NetworkService.
Important : Should alway use DefaultAppPoolIdentity for production environments