Generic COM Error Codes

Generic COM error codes expresses the operation status as produced by all COM modules. The following table contains some examples of such error codes on any Win32 platform.

Error Code	Hex Value	Description
E_ABORT	0x80004004	Operation aborted.
E_FAIL	0x80004005	Unspecified error.
E_NOINTERFACE	0x80004002	Interface not supported.
E_NOTIMPL	0x80004001	Not implemented.
E_POINTER	0x80004003	Invalid pointer.
E_UNEXPECTED	0x8000FFFF	Catastrophic failure.