Error 0x80071194

Value: -2147020396 | 0x80071194 | 2147946900

What does it mean ?

ERROR_VOLUME_NOT_SIS_ENABLED  
Single Instance Storage is not available on this volume.
Value: 4500 | 0x1194 | 0b0001000110010100

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