How To Fix CLB129 - Duplicate entry for external service name &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CLB - SAIL: Common messages

• Message number: 129

• Message text: Duplicate entry for external service name &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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CLB129 - Duplicate entry for external service name &1 ?

  The SAP error message CLB129: Duplicate entry for external service name &1 typically occurs in the context of the SAP Cloud Platform or when dealing with external services in SAP applications. This error indicates that there is a conflict due to multiple entries with the same external service name in the system.
  Cause:
  
  Duplicate Configuration: The most common cause of this error is that there are multiple entries in the configuration for external services with the same name. This can happen if the same service has been registered more than once.
  Incorrect Data Migration: If data has been migrated from another system or if there have been manual entries that were not properly validated, duplicates can occur.
  System Configuration Issues: Sometimes, issues in the system configuration or inconsistencies in the database can lead to duplicate entries.
  
  Solution:
  
  Check Configuration: Go to the relevant configuration area in your SAP system where external services are defined. Look for the service name mentioned in the error message and check for duplicates.
  
  You can use transaction codes like SPRO to navigate to the relevant configuration settings.
  
  
  Remove Duplicates: If you find multiple entries for the same external service name, remove or deactivate the duplicates. Ensure that only one active entry exists for that service name.
  Data Validation: If the duplicates were caused by data migration, validate the data to ensure that no other duplicates exist. Clean up the data as necessary.
  Transport Requests: If the issue arose after a transport request, check the transport logs to see if the same service was included in multiple requests.
  Consult Documentation: Refer to SAP documentation or notes related to the specific module or service you are working with for any additional guidance or known issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. You can search for the error message or related keywords in the SAP Support Portal.
  System Logs: Review system logs (transaction SLG1) for any additional error messages or warnings that might provide more context about the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to resolve the CLB129 error and prevent it from occurring in the future.