Error 0x8004533F

Value: -2147200193 | 0x8004533F | 2147767103

What does it mean ?

FSRM_E_FILE_MANAGEMENT_JOB_ALREADY_RUNNING  
The file management task is already running or queued for running.
Value: 21311 | 0x533F | 0b0101001100111111

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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