I've been trying to run the Silverlight Business Application template but it fails when I try to register. I have SQL Express with an MSSQLSERVER instance and I've defined the standard aspnetdb created.
The error is:
Submit operation failed. Unable to connect to SQL server database.
at System.Web.DomainServices.ReflectionDomainServiceDescriptionProvider.ReflectionDomainOperationEntry.Invoke(DomainService domainService, Object[] parameters)
at System.Web.DomainServices.DomainService.InvokeDomainOperationEntry(DomainOperationEntry domainOperationEntry, Object[] parameters, ChangeSetEntry operation)
at System.Web.DomainServices.DomainService.InvokeCudOperations(ChangeSet changeSet)
at System.Web.DomainServices.DomainService.ExecuteChangeSet(ChangeSet changeSet)
at System.Web.DomainServices.DomainService.Submit(ChangeSet changeSet)
at System.Web.Ria.Services.ChangeSetProcessor.Process(DomainService domainService, IEnumerable`1 changeSetEntries)
at System.Web.Ria.Services.SubmitOperationBehavior.SubmitOperationInvoker.InvokeCore(Object instance, Object[] inputs, Object[]& outputs)