Error 0x800721BD

Value: -2147016259 | 0x800721BD | 2147951037

What does it mean ?

ERROR_DS_OID_MAPPED_GROUP_CANT_HAVE_MEMBERS  
OID mapped groups cannot have members.
Value: 8637 | 0x21BD | 0b0010000110111101

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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