Shawn,

>I am using the MM.NET Business Layer Generator and I am on the Select Database Items step.
>
>When I click on a column I get the following Add-in exception message.
>
>Object reference not set to an instance of an object.
>
>Source: OakLeaf.MM2008.Framework
>
>A stack trace is available, but I did not feel like typing it all here and I can't seem to include pictures or attachments.

OakLeaf has identified a problem and posted a new build in just the last couple of days. I would suggest you download that with the same credentials and uninstall your MM and re-install. That should take care of it.
Tim