Error 0x800721AB

Value: -2147016277 | 0x800721AB | 2147951019

What does it mean ?

ERROR_NO_SITE_SETTINGS_OBJECT  
The site settings object for the specified site does not exist.
Value: 8619 | 0x21AB | 0b0010000110101011

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

StackOverflow

Other Errors for FACILITY_WIN32