I'm playing around with WCF Data
Services (ADO.
NET Data Services). I have an entity framework model pointed at the AdventureWorks database.
When I debug my svc file from within Visual Studio, it works great. I can say /awservice.svc/Customers and get back the ATOM feed I expect.
If I publish the service (hosted in an ASP.
NET web application) to IIS7, the same query string returns a 500 fault. The root svc page itself works as expected and successfully returns ATOM. The /Customers path fails.
Here is what my grants look like in the svc file:
public class AWService : DataService<AWEntities>
{
public static void InitializeService( DataServiceConfiguration config )
{
config.SetEntitySetAccessRule( "*", EntitySetRights.All );
config.SetServiceOperationAccessRule( "*", ServiceOperationRights.All );
config.DataServiceBehavior.MaxProtocolVersion = DataServiceProtocolVersion.V2;
}
}
Update: I enabled verbose errors and get the following in the XML message:
<innererror>
<message>The underlying provider failed on Open.</message>
<type>System.Data.EntityException</type>
<stacktrace>
at System.Data.EntityClient.EntityConnection.OpenStoreConnectionIf(
...
...
<internalexception>
<message>
Login failed for user 'IIS APPPOOL\DefaultAppPool'.
</message>
<type>System.Data.SqlClient.SqlException</type>
<stacktrace>
at System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, ...
