[The following is just a copy of a Microsoft page as accessed on 11-5-2019 -- it's useful to have a copy around, I think. ]

Common HRESULT Values

• 05/30/2018
• 2 minutes to read
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The following HRESULT values are the most common. More values are contained in the header file Winerror.h.

Here are the values listed alphabetically by name.

Name	Description	Value
S_OK	Operation successful	0x00000000
E_ABORT	Operation aborted	0x80004004
E_ACCESSDENIED	General access denied error	0x80070005
E_FAIL	Unspecified failure	0x80004005
E_HANDLE	Handle that is not valid	0x80070006
E_INVALIDARG	One or more arguments are not valid	0x80070057
E_NOINTERFACE	No such interface supported	0x80004002
E_NOTIMPL	Not implemented	0x80004001
E_OUTOFMEMORY	Failed to allocate necessary memory	0x8007000E
E_POINTER	Pointer that is not valid	0x80004003
E_UNEXPECTED	Unexpected failure	0x8000FFFF

Here are the values listed in numeric order by value.

Value	Name	Description
0x00000000	S_OK	Operation successful
0x80004001	E_NOTIMPL	Not implemented
0x80004002	E_NOINTERFACE	No such interface supported
0x80004003	E_POINTER	Pointer that is not valid
0x80004004	E_ABORT	Operation aborted
0x80004005	E_FAIL	Unspecified failure
0x8000FFFF	E_UNEXPECTED	Unexpected failure
0x80070005	E_ACCESSDENIED	General access denied error
0x80070006	E_HANDLE	Handle that is not valid
0x8007000E	E_OUTOFMEMORY	Failed to allocate necessary memory
0x80070057	E_INVALIDARG	One or more arguments are not valid

11-5-2019 -- https://docs.microsoft.com/en-us/windows/win32/seccrypto/common-hresult-values