Error 0x8008F907

Value: -2146895609 | 0x8008F907 | 2148071687

What does it mean ?

NDF_E_UNKNOWN  
Diagnostics session result is unkown, the diagnostics phase did not complete.
Value: 63751 | 0xF907 | 0b1111100100000111

Where does it come from ?

FACILITY_WINDOWS  
Used for additional error codes from Microsoft-defined interfaces
Value: 8 | 0x008 | 0b00001000

Other Errors for FACILITY_WINDOWS