The values of some HRESULTs have been changed in COM to eliminate all duplication and overlapping with Win32 error codes. Those that duplicate Win32 error codes have been changed to FACILITY_WIN32 and those that overlap remain in FACILITY_NULL. Following is a list of their 32-bit values:
| HRESULT | Value |
|---|---|
| E_UNEXPECTED | 0x8000FFFF |
| E_NOTIMPL | 0x80004001 |
| E_OUTOFMEMORY | 0x8007000E |
| E_INVALIDARG | 0x80070057 |
| E_NOINTERFACE | 0x80004002 |
| E_POINTER | 0x80004003 |
| E_HANDLE | 0x80070006 |
| E_ABORT | 0x80004004 |
| E_FAIL | 0x80004005 |
| E_ACCESSDENIED | 0x80070005 |