IBM MQ on Docker - Channel was blocked
Read OriginalThis technical article details a specific error (AMQ9777E/AMQ9999E) encountered when a client connects to IBM MQ running in a Docker container. It explains the cause—using the incorrect default channel name (SYSTEM.DEF.SVRCONN) instead of the container's pre-configured channel (DEV.APP.SVRCONN)—and provides the solution and a command to list available channels.
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