Troubleshooting an error for the unmapped message header field

Consider the following troubleshooting tip when the session log or the job details page displays the following error even though an IBM MQ mapping successfully reads or writes messages to IBM MQ:

[ERROR] MQJE001: Completion Code 1, Reason 2110

This issue occurs when one of the following conditions are true:

• - A mapping writes messages to IBM MQ targets from flat file sources.
• - A mapping writes messages to flat file targets from IBM MQ sources.

To resolve the issue, map the format IBM MQ message header field that contains the String data type to the corresponding source or target field in the Field Mapping tab.

The following image shows a mapped source field to the format IBM MQ message header target field: