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How to do a manual byte swapping from the output of IBM MQ amqsbcg in Windows and Linux x86 to find out the DLQ reason code

Question & Answer


Question

To provide the most common reason why IBM MQ Administrators may want to do a manual byte swapping when working with Intel x64 64-bit systems such as Windows and Linux x86:
You are dealing with undelivered messages found in the Dead Letter Queue (DLQ) of a queue manager and you want to find out the reason why a message was sent to the DLQ.

[{"Type":"MASTER","Line of Business":{"code":"LOB77","label":"Automation Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSYHRD","label":"IBM MQ"},"ARM Category":[{"code":"a8m3p000000PCH0AAO","label":"Administration"}],"ARM Case Number":"TS016013121","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All Versions"},{"Product":{"code":"SSKM59","label":"IBM MQ for HPE NonStop"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}},{"Product":{"code":"SS5K6E","label":"IBM MQ Appliance"},"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

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Document Information

More support for:
IBM MQ

Component:
Administration

Software version:
All Versions

Document number:
7151034

Modified date:
28 April 2025

UID

ibm17151034

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