How To Fix /IWXBE/CORE156 - MQTT on timeout triggered for channel '&1', connection attempt '&2'

/IWXBE/CORE156 - Overview

• Message type: E = Error

• Message class: /IWXBE/CORE -

• Message number: 156

• Message text: MQTT on timeout triggered for channel '&1', connection attempt '&2'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWXBE/CORE156 - MQTT on timeout triggered for channel '&1', connection attempt '&2' ?

  The SAP error message /IWXBE/CORE156 indicates that there was a timeout triggered for an MQTT (Message Queuing Telemetry Transport) channel during a connection attempt. This error typically arises in scenarios where the SAP system is trying to establish a connection to an MQTT broker but fails to do so within a specified time limit.
  Causes:
  
  
  Network Issues: There may be network connectivity problems between the SAP system and the MQTT broker. This could be due to firewalls, routing issues, or other network configurations that prevent successful communication.
  
  
  Broker Unavailability: The MQTT broker may be down or not reachable. This could be due to maintenance, crashes, or configuration issues on the broker side.
  
  
  Configuration Errors: Incorrect configuration settings in the SAP system for the MQTT channel, such as wrong broker address, port number, or authentication credentials.
  
  
  High Latency: If the network is experiencing high latency, it may cause the connection attempts to exceed the timeout threshold.
  
  
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