How To Fix /SAPSLL/CON_LMGM030 - Duplicate entry with ID &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPSLL/CON_LMGM -

• Message number: 030

• Message text: Duplicate entry with ID &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 /SAPSLL/CON_LMGM030 - Duplicate entry with ID &1 ?

  The SAP error message /SAPSLL/CON_LMGM030 Duplicate entry with ID &1 typically occurs in the context of SAP Global Trade Services (GTS) or SAP Logistics, particularly when dealing with master data or configuration settings. This error indicates that there is a duplicate entry in the system for a specific identifier (ID) that is being processed.
  Cause:
  
  Duplicate Master Data: The most common cause is that there are multiple entries in the database for the same ID, which the system does not allow.
  Data Migration Issues: If data has been migrated from another system or if there have been bulk uploads, duplicates may have been inadvertently created.
  Configuration Errors: Incorrect configuration settings or processes that allow for duplicate entries can also lead to this error.
  
  Solution:
  
  Identify Duplicates: Use transaction codes like SE16 or SE11 to query the relevant database table and identify the duplicate entries. You can search for the ID mentioned in the error message.
  Delete or Merge Duplicates: Once identified, you can either delete the duplicate entries or merge them if necessary. Ensure that you have backups and that you understand the implications of deleting data.
  Check Data Upload Processes: If the duplicates were created due to data uploads, review the upload process to ensure that it includes checks for existing entries before creating new ones.
  Review Configuration: Check the configuration settings in the relevant modules to ensure that they are set up correctly to prevent duplicates.
  Consult Documentation: Refer to SAP documentation or notes related to the specific module you are working with for any additional guidance or known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE16 (Data Browser), SE11 (Data Dictionary), and others that may help in analyzing the data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Support: If the issue persists after attempting the above solutions, consider reaching out to SAP support for further assistance.
  
  Preventive Measures:
  
  Implement data validation checks during data entry or migration processes to prevent duplicates.
  Regularly audit master data to identify and resolve duplicates proactively.
  Train users on the importance of maintaining unique identifiers in the system.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.