How To Fix /SCMB/TG_NACH121 - No external product &1 exists for logical system &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMB/TG_NACH -

• Message number: 121

• Message text: No external product &1 exists for logical system &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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMB/TG_NACH121 - No external product &1 exists for logical system &2 ?

  The SAP error message /SCMB/TG_NACH121 No external product &1 exists for logical system &2 typically occurs in the context of SAP Supply Chain Management (SCM) when the system is unable to find a corresponding external product in the specified logical system. This can happen during various processes, such as data transfer, integration, or when trying to access product information.
  Cause:
  
  Missing External Product: The external product specified in the error message does not exist in the logical system indicated. This could be due to data not being transferred correctly or the product not being created in the external system.
  Incorrect Logical System Configuration: The logical system may not be set up correctly, or there may be a mismatch between the logical system and the external product.
  Data Synchronization Issues: There may be issues with data synchronization between the systems, leading to missing or outdated product information.
  Configuration Errors: There could be configuration errors in the SCM system or the connected systems that prevent the proper mapping of products.
  
  Solution:
  
  Check External Product: Verify that the external product (identified by &1) exists in the logical system (identified by &2). You can do this by checking the relevant tables or using transaction codes that allow you to view product data.
  Validate Logical System Configuration: Ensure that the logical system is correctly configured in the SAP system. Check the settings in transaction BD54 (Logical Systems) and ensure that the logical system is correctly defined and active.
  Data Transfer: If the external product is missing, ensure that the data transfer processes (like CIF or other integration methods) are functioning correctly. You may need to re-trigger the data transfer to ensure that the product information is synchronized.
  Check for Errors in Data Transfer: Look for any errors in the data transfer logs that might indicate why the product was not transferred. This can be done using transaction CIF or relevant monitoring tools.
  Consult Documentation: Review the SAP documentation or notes related to the specific error message for any additional troubleshooting steps or known issues.
  Contact Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CIF, BD54, and others that may help in troubleshooting.
  SAP Notes: Search for SAP Notes related to this error message for any patches or updates that may address the issue.
  Integration Scenarios: Understand the integration scenarios between your SAP SCM system and any external systems to ensure proper data flow and synchronization.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.