How To Fix /IWXBE/CORE117 - MQTT channel '&3' published the QOS '&1' event '&2'

/IWXBE/CORE117 - Overview

• Message type: E = Error

• Message class: /IWXBE/CORE -

• Message number: 117

• Message text: MQTT channel '&3' published the QOS '&1' event '&2'

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWXBE/CORE117 - MQTT channel '&3' published the QOS '&1' event '&2' ?

  The SAP error message /IWXBE/CORE117 related to MQTT (Message Queuing Telemetry Transport) channels typically indicates an issue with the Quality of Service (QoS) level for a published event. The message format suggests that there is a problem with the MQTT channel identified by &3, which is publishing an event with a specific QoS level &1 and event type &2.
  
  Cause:
  
  
  QoS Level Issues: The QoS level specified for the MQTT channel may not be supported or configured correctly. MQTT supports three QoS levels:
  
  QoS 0: At most once (fire and forget)
  QoS 1: At least once (guaranteed delivery)
  QoS 2: Exactly once (guaranteed delivery with no duplicates)
  
  
  
  Channel Configuration: The MQTT channel may not be properly configured in the SAP system, leading to issues when trying to publish messages.
  
  
  Network Issues: There could be network connectivity issues between the SAP system and the MQTT broker, causing the message to fail to publish.
  
  
  Broker Limitations: The MQTT broker may