Error 0xC0350014

Value: -1070268396 | 0xC0350014 | 3224698900

What does it mean ?

ERROR_HV_NOT_ACKNOWLEDGED  
The previous virtual interrupt has not been acknowledged.
Value: 20 | 0x0014 | 0b0000000000010100

Where does it come from ?

FACILITY_USERMODE_HYPERVISOR  
Usermode Hypervisor components
Value: 53 | 0x035 | 0b00110101

Other Errors for FACILITY_USERMODE_HYPERVISOR