>You are using the syntax for COM.
>If it is DCOM, you are supposed to call it with CREATEOBJECTEX() function
>with server name, using ClassId or ProgID:

That's not entirely true. You can use a DCOM object with CREATEOBJECT as long as that object is set up on the client (via DCOMCNFG) to run on the server machine.

CREATEOBJECTEX bypasses this need.