How To Fix /IWXBE/CORE138 - No active channel found for topic '&1'

/IWXBE/CORE138 - Overview

• Message type: E = Error

• Message class: /IWXBE/CORE -

• Message number: 138

• Message text: No active channel found for topic '&1'

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/CORE138 - No active channel found for topic '&1' ?

  The SAP error message /IWXBE/CORE138 No active channel found for topic '&1' typically occurs in the context of SAP's Event Management or related systems that utilize the SAP Event Mesh (formerly known as SAP Cloud Platform Event Mesh). This error indicates that there is no active communication channel available for the specified topic, which is necessary for message processing.
  Causes:
  
  Inactive Communication Channel: The communication channel associated with the specified topic is not active or has been disabled.
  
  Configuration Issues: There may be misconfigurations in the event subscription or the topic settings.
  Network Issues: There could be network connectivity problems preventing the system from accessing the required communication channel.
  Topic Name Mismatch: The topic name specified in the error message may not match any existing topics in the system.
  Authorization Issues: The user or service account may not have the necessary permissions to access the topic.
  
  Solutions:
  
  
  Check Communication Channel Status:
  
  Go to the SAP system where the communication