Error 0xC05CFF01

Value: -1067647231 | 0xC05CFF01 | 3227320065

What does it mean ?

ERROR_SVHDX_UNIT_ATTENTION_AVAILABLE  
Unit Attention data is available for the initiator to query.
Value: 65281 | 0xFF01 | 0b1111111100000001

Where does it come from ?

FACILITY_SVHDX  
Hyper-V Shared VHDX
Value: 92 | 0x05C | 0b01011100

Other Errors for FACILITY_SVHDX