>Did REGSVR32 reported the registration successful?
>
>If yes, search for "mydll.dll" in the registry. You'll find a ProgID registry key among the keys for your class. The value of the ProgID is what you have to use with CreateObject.
>
>BTW, how did you build a multithreaded COM DLL in VFP? VFP is not multithreaded yet.
>

Actually, no VFP is not multi threaded... but, in the MultiThreaded runtime you can have multithreads of the same object running. In other words, two people can access the same method of the same class simultaneously. This is as of Service Pack 3 for VFP/VS.

BOb