>>Maybe I'm barking up the wrong tree but isn't that your own code (in 'SysManager.Web.Areas.AccountingAudit.Controllers.PaymentTypesController)
>
>That controller is the first one in the areas (e.g. areas start with AccountingAudit area and this is the first controller there).
>
>The error happens before the Index method of that controller is hit (as I have a breakpoint here).

The stack trace shows that the exception is thrown at start up by SysManager.Web.RouteConfig.RegisterRoutes()
And the method causing the problem is the ErrorView () not Index()


>Also, does it matter that we're running in Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.34237 ?

Don't know :-{