Error 0x8004230F

Value: -2147212529 | 0x8004230F | 2147754767

What does it mean ?

VSS_E_UNEXPECTED_PROVIDER_ERROR  
The shadow copy provider had an unexpected error while trying to process the specified operation.
Value: 8975 | 0x230F | 0b0010001100001111

Where does it come from ?

FACILITY_ITF  
COM/OLE Interface management. FACILITY_ITF is designated for user-defined error codes returned from interface methods
Value: 4 | 0x004 | 0b00000100

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