Reason codes and exceptions
We can use the following messages and reason codes to help you solve problems with the IBM MQ components or applications.
- Diagnostic messages AMQ4000-9999
- API completion and reason codes
- PCF reason codes
- Transport Layer Security (TLS) return codes
- WCF custom channel exceptions
- IBM MQ for z/OS messages, completion, and reason codes
- WMQ JMS Exception Messages
- API completion and reason codes
For each call, a completion code and a reason code are returned by the queue manager or by an exit routine, to indicate the success or failure of the call.- PCF reason codes
Reason codes might be returned by a broker in response to a command message in PCF format, depending on the parameters used in that message.- Transport Layer Security (TLS) return codes
IBM MQ can use TLS with the various communication protocols. Use this topic to identify the error codes that can be returned by TLS.- WCF custom channel exceptions
Diagnostic messages are listed in this topic in numeric order, grouped according to the part of the WCF custom channel from which they originate.- JMS Exception Messages
Parent topic: IBM MQ Troubleshooting and support