How To Fix /SCMB/ESA_EMULATION028 - Message to be sent &1 already registered for &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMB/ESA_EMULATION -

• Message number: 028

• Message text: Message to be sent &1 already registered for &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 /SCMB/ESA_EMULATION028 - Message to be sent &1 already registered for &2 ?

  The SAP error message /SCMB/ESA_EMULATION028 indicates that there is an issue with the registration of a message in the SAP system. Specifically, the message states that a message to be sent (identified by &1) has already been registered for a specific entity (identified by &2). This typically occurs in the context of the SAP Supply Chain Management (SCM) module, particularly when dealing with event management or message handling.
  Cause:
  
  
  Duplicate Registration: The most common cause of this error is that the system is attempting to register the same message multiple times for the same entity. This can happen due to:
  
  A programming error in custom code or enhancements.
  A misconfiguration in the message handling settings.
  A race condition where multiple processes are trying to register the same message simultaneously.
  
  
  
  System Configuration Issues: There may be issues with the configuration of the event management or message handling settings in the SAP system.
  
  
  Solution:
  
  
  Check for Duplicate Registrations: Review the code or configuration that is responsible for registering messages. Ensure that the same message is not being registered multiple times for the same entity. You may need to implement checks to prevent duplicate registrations.
  
  
  Review Custom Code: If there are any custom developments or enhancements related to message handling, review them for potential issues that could lead to duplicate registrations.
  
  
  System Logs and Traces: Check the system logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the issue. You can also enable traces to get more detailed information about the message registration process.
  
  
  Configuration Review: Verify the configuration settings related to event management and message handling in the SAP system. Ensure that they are set up correctly and that there are no conflicting settings.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates available that resolve known issues.
  
  
  Testing: After making changes, conduct thorough testing to ensure that the issue is resolved and that no new issues have been introduced.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SCMB/EM for event management and /SCMB/ESA for ESA emulation.
  Documentation: Review SAP documentation related to event management and message handling for best practices and guidelines.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after trying the above solutions, it may be necessary to reach out to SAP support for further assistance.