Error 0x801F0023

Value: -2145451997 | 0x801F0023 | 2149515299

What does it mean ?

ERROR_FLT_REGISTRATION_BUSY  
The filesystem database resource is in use. Registration cannot complete at this time.
Value: 35 | 0x0023 | 0b0000000000100011

Where does it come from ?

FACILITY_USERMODE_FILTER_MANAGER  
User Mode Filter Manager
Value: 31 | 0x01F | 0b00011111

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