common errorcode:
Error Code Error Message
1001 Error sending
1002 Error receiving
1003 Error connecting
1004 Error disconnecting
1005 Wrong protocol or connection state for the requested transaction or request
1006 Error when parsing; data supplied by the server is of unexpected format
1007 Early close issued which was not expected
1008 Busy; an action was requested that cannot be completed because protocol instance is busy waiting for a response
1009 Unknown error
1010 Internal error
1011 Timed-out; response to a request or notification about an event was not received in the expected time span
1012 Out of Memory
1013 The argument passed to a function was not in the correct format or in the specified range
1014 The protocol reply to a request indicates that there was an error in the reply
1015 Authentication failed
1016 The connection is busy waiting for a reply from the server
1100 Successful
1101 Unsupported variant types
1102 Invalid URL: URL not recognized
1103 Invalid operation at current state
1104 Argument is out of range
1105 Property cannot be set in the current protocol or connection state
1902 File or directory not found
1913 Permission to access this file denied
1917 Cannot create file that already exists
1924 Too many files already open
1928 Not enough space on disk (disk full)
1922 Invalid path name or other argument
