HI ,

Every time i try to open my umbraco web site using on the local host i keep getting this :

Exception Details: System.ArgumentOutOfRangeException: Specified argument was out of the range of valid values.

Parameter name: site

Source Error: 

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace: 

[ArgumentOutOfRangeException: Specified argument was out of the range of valid values.

Parameter name: site]

   System.Web.HttpRuntime.HostingInit(HostingEnvironmentFlags hostingFlags, PolicyLevel policyLevel, Exception appDomainCreationException) +298

[HttpException (0x80004005): Specified argument was out of the range of valid values.

Parameter name: site]

   System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +9873784

   System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +101

   System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +254

I have try to uninstall and reinstall umbraco/webmatrix but to no avail ...If any could helpme i would be very gratefull  as i have been trying to fix this for the last week and am getting no where

Paul