Error 0x800720DB

Value: -2147016485 | 0x800720DB | 2147950811

What does it mean ?

ERROR_DS_MISSING_EXPECTED_ATT  
An expected attribute is missing.
Value: 8411 | 0x20DB | 0b0010000011011011

Where does it come from ?

FACILITY_WIN32  
Provides a way to handle error codes from functions in the Win32 API as an HRESULT. (Error codes in 16 - bit OLE that duplicated Win32 error codes have also been changed to FACILITY_WIN32)
Value: 7 | 0x007 | 0b00000111

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