Error 0x800721A4

Value: -2147016284 | 0x800721A4 | 2147951012

What does it mean ?

ERROR_DS_DOMAIN_RENAME_IN_PROGRESS  
The Directory Service cannot perform the requested operation because a domain rename operation is in progress.
Value: 8612 | 0x21A4 | 0b0010000110100100

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

Other Errors for FACILITY_WIN32