ElmoMC Multi-Axis Motion Controller-Maestro - Manual (Page 239)

Error
code
Error message Possible error reason
67
Serial port already
open The serial port defined for the open operation is already
opened by another application
68 TCP/IP connection
error
Signals that the TCP/IP connection could not be established.
Typically this error occurs when a host does not exist on the
network or the IP address or host name is incorrect. The
remote host must also listen to the appropriate port.
Error
code
Error message Possible error reason
69
Remote peer closed TCP/IP
connection Signals that the TCP/IP connection was closed by the
remote peer or is broken
70
Socket library error The TCP/IP socket library (e.g. WINSOCK) could not
be loaded or the DLL is missing or not installed
71
TCP port already bound Indicates that the specified TCP port cannot be bound.
The port might already be taken by another application
or hasn't been released yet by the TCP/IP stack for re-
use.
72 Listen failed The listen operation on the specified TCP port failed
73 File descriptors exceeded Maximum number of usable file descriptors exceeded
74 No permission to access
serial port or TCP port
No permission to access the serial port or TCP port.
Run the program as a root. If the error is related to a
serial port, change the access privileges. If it is related
to TCP/IP, use the TCP port number which is outside
the IPPORT_RESERVED range.
75
TCP port not available The specified TCP port is not available on this machine
128 Fieldbus protocol error class Signals that a fieldbus protocol related error has
occurred. This class is the general class of errors
produced by failed or interrupted data transfer
functions. It is also produced when receiving invalid
frames or exception responses.
129 Checksum error Signals that the checksum of a received frame is
invalid. A poor data link typically causes this error.
130 Invalid frame error Signals that a received frame does not correspond
either by structure or content to the specification or
does not match a previously sent query frame. A poor
data link typically causes this error.
131 Invalid reply error Signals that a received reply does not correspond to the
specification.
132 Reply time-out Signals that a fieldbus data transfer timed out. This can
Maestro Software Manual Ethernet/IP Communication
MAN-MASSW (Ver. Q)
12-19