Error 0x800700A7

Value: -2147024729 | 0x800700A7 | 2147942567

What does it mean ?

ERROR_LOCK_FAILED  
Unable to lock a region of a file.
Value: 167 | 0x00A7 | 0b0000000010100111

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