I'm not too sure what you mean by the Auto_Open module but if you are
talking about the module which holds your
Workbook_Open event then by default it is called ThisWorkbook.

Regards
Rowan

CRayF wrote:
Before I knew better, I renamed some of my Modules. I have since put them
back to their given name but cannot remember what the Auto_Open() module was
named?

Was it by chance also named: Auto_Open?