How To Fix /IWXBE/CORE181 - MQTT channel error while sending subscribe request(s).

/IWXBE/CORE181 - Overview

• Message type: E = Error

• Message class: /IWXBE/CORE -

• Message number: 181

• Message text: MQTT channel error while sending subscribe request(s).

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/CORE181 - MQTT channel error while sending subscribe request(s). ?

  The SAP error message /IWXBE/CORE181 related to MQTT (Message Queuing Telemetry Transport) channels typically indicates an issue with the subscription request being sent to the MQTT broker. This error can arise due to various reasons, including configuration issues, network problems, or broker-related issues.
  Causes:
  
  
  Configuration Issues: Incorrect configuration of the MQTT channel in SAP can lead to subscription errors. This includes incorrect broker address, port, or authentication details.
  Network Issues: Network connectivity problems between the SAP system and the MQTT broker can prevent successful communication.
  Broker Unavailability: The MQTT broker may be down or not reachable, leading to failed subscription requests.
  Authentication Failures: If the MQTT broker requires authentication (username/password) and the provided credentials are incorrect, the subscription will fail.
  Protocol Mismatch: The MQTT version or protocol settings may not be compatible between the SAP system and the broker.
  Resource Limitations: The broker may have reached its limit for active connections or subscriptions.
  
  Solutions:
  
  Check Configuration: Verify the MQTT