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Publication 1761-UM006A-EN-P - February 2001
Troubleshooting 8-3
Error Codes Generated by
the ENI
This table shows the error codes that may be generated by the ENI. A
full listing of error codes that may be generated by the Message
Instruction is shown below.
Message Instruction Error
Codes
When the controller detects an error during the transfer of message
data, the controller sets the ER bit and enters an error code that you
can monitor from your programming software.
Error Code Description of Error Condition
10H Target node cannot respond because of incorrect command parameters or unsupported command. Possible causes:
• The data size of the message is invalid.
• The data format is incorrect for any of the supported PCCC messages.
• Register parameters are not formatted correctly, or there is not enough data provided.
• RS-232 configuration packet data is not the correct size.
• The Node Address is invalid or out-of-range.
• The distant ENI, controller, or device may not be responding.
• There may be a break in the connection between the ENI devices or controllers.
• BOOTP/DF1 parameter is invalid.
30H PCCC Description: Remote station host is not there, disconnected, or shutdown.
D0H One of the following:
• No IP address configured for the network or ENI not configured for Node Address used.
• Bad command - unsolicited message error.
• Bad address - unsolicited message error.
• No privilege - unsolicited message error.
Error Code Description of Error Condition
02H Target node is busy. NAK No Memory retries by link layer exhausted.
03H Target node cannot respond because message is too large.
04H Target node cannot respond because it does not understand the command parameters OR the control block may have been
inadvertently modified.
05H Local processor is off-line (possible duplicate node situation).
06H Target node cannot respond because requested function is not available.
07H Target node does not respond.
08H Target node cannot respond.
09H Local modem connection has been lost.
0BH Target node does not accept this type of MSG instruction.
0CH Received a master link reset (one possible source is from the DF1 master).
10H Target node cannot respond because of incorrect command parameters or unsupported command.
12H Local channel configuration protocol error exists.
13H Local MSG configuration error in the Remote MSG parameters.