Error 0x8004232C

Value: -2147212500 | 0x8004232C | 2147754796

What does it mean ?

VSS_E_NESTED_VOLUME_LIMIT  
The specified volume is nested too deeply to participate in the VSS operation.
Value: 9004 | 0x232C | 0b0010001100101100

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

Other Errors for FACILITY_ITF