Error 0x800720BD

Value: -2147016515 | 0x800720BD | 2147950781

What does it mean ?

ERROR_DS_DUP_SCHEMA_ID_GUID  
Schema update failed: duplicate schema-id GUID.
Value: 8381 | 0x20BD | 0b0010000010111101

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