Error 0x8007212F

Value: -2147016401 | 0x8007212F | 2147950895

What does it mean ?

ERROR_DS_CR_IMPOSSIBLE_TO_VALIDATE  
The directory cannot validate the proposed naming context name because it does not hold a replica of the naming context above the proposed naming context. Please ensure that the domain naming master role is held by a server that is configured as a global catalog server, and that the server is up to date with its replication partners. (Applies only to Windows 2000 Domain Naming masters)
Value: 8495 | 0x212F | 0b0010000100101111

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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