Error 0x803F812C

Value: -2143321812 | 0x803F812C | 2151645484

What does it mean ?

WINDOWS_STORE_ERROR_UNDOCUMENTED_812C  
Value: 33068 | 0x812C | 0b1000000100101100

Where does it come from ?

FACILITY_WINDOWS_STORE  
Windows Store
Value: 63 | 0x03F | 0b00111111

Other Errors for FACILITY_WINDOWS_STORE