Robert,

>I have a maintenance form with a business object "Location" and it works as expected.
>
>I have a second form that has many business objects including the "Location" business object.
>
>I have no issues with any of the business objects except the "Location" business object. When I run the form and call _location.GetAllData() the application throws a null reference error.

Can you post the full stack trace?

Best Regards,