This seems to be a proble with the package & deployment wizard... If you'll edit the setup.lst it created, you will find something that looks like this line:
File6=@msado21.tlb,$(WinSysPath),$(DLLSelfRegister),$(Shared),11/27/00 1:58:14 PM,61440,2.50.4403.4
This is an error... it is not a...