>>The other programmer in my office is working on a form, but something won't let the form close when you click on the X in the upper right hand of the form. Any ideas what it might be?
>
>It might be caused by some form custom property holding reference to another object. All these properties should be set to .NULL. in Form.Destroy event.

DOH!!! Thanks Ed. That got it.. I knew that.. Geez.. must be having an off day ; )