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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. |