1. View with Depends, is there any other DLL in COM, and these DLLs have problems
2. View the Begin_Object_map (ObjectMap) table, see those who are not registered, if one is not registered successfully, can exchange the exposed CLISD order in the table, see if there is a CLSID corresponding to the resources.
3. RC and RGS files should also be carefully checked (XX.TLB in EG RC, RGS files) Can't
4. Is theATL.dll version is correct
Of course, you have to be clear, just
Http://blog.9cbs.net/newkey007/Archive/2004/07/20/45806.Aaspx mentioned REGSVR32 as a client, calling the COM method, slowly tracking.