Error 0x8004A031

Value: -2147180495 | 0x8004A031 | 2147786801

What does it mean ?

UPNP_E_DEVICE_RUNNING  
The device is currently running. Use ReregisterRunningDevice to reregister a device while it is running.
Value: 41009 | 0xA031 | 0b1010000000110001

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