Error 0x0004D000

Value: 315392 | 0x0004D000 | 315392

What does it mean ?

XACT_S_ASYNC  
An asynchronous operation was specified. The operation has begun, but its outcome is not known yet.
Value: 53248 | 0xD000 | 0b1101000000000000

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