Error 0x80042315

Value: -2147212523 | 0x80042315 | 2147754773

What does it mean ?

VSS_E_UNEXPECTED_WRITER_ERROR  
VSS encountered problems while sending events to writers.
Value: 8981 | 0x2315 | 0b0010001100010101

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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