Error 0x003D0000

Value: 3997696 | 0x003D0000 | 3997696

What does it mean ?

WS_S_ASYNC  
The function call is completing asynchronously.
Value: 0 | 0x0000 | 0b0000000000000000

Where does it come from ?

FACILITY_WEBSERVICES  
Web Services
Value: 61 | 0x03D | 0b00111101

Other Errors for FACILITY_WEBSERVICES