Error 0x80042316

Value: -2147212522 | 0x80042316 | 2147754774

What does it mean ?

VSS_E_SNAPSHOT_SET_IN_PROGRESS  
Another shadow copy creation is already in progress. Wait a few moments and try again.
Value: 8982 | 0x2316 | 0b0010001100010110

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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