Error 0x80042307

Value: -2147212537 | 0x80042307 | 2147754759

What does it mean ?

VSS_E_PROVIDER_IN_USE  
The shadow copy provider is currently in use and cannot be unregistered.
Value: 8967 | 0x2307 | 0b0010001100000111

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

StackOverflow

Other Errors for FACILITY_ITF