How To Fix LMON079 - Record &1 is not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: LMON - Monitor messages

• Message number: 079

• Message text: Record &1 is not unique

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 LMON079 - Record &1 is not unique ?

  The SAP error message LMON079, which states "Record &1 is not unique," typically occurs in the context of data processing or data retrieval within the SAP system. This error indicates that the system has encountered a situation where it expected a unique record but found multiple records that match the criteria.
  Cause:
  
  Duplicate Records: The most common cause of this error is the presence of duplicate records in the database table that the system is trying to access. This can happen due to data entry errors, incorrect data imports, or issues with data synchronization.
  Incorrect Selection Criteria: The selection criteria used in a query or report may not be specific enough, leading to multiple records being returned when only one was expected.
  Configuration Issues: In some cases, configuration settings in the system may lead to unexpected behavior, causing the system to retrieve multiple records.
  
  Solution:
  
  Identify Duplicates: Use transaction codes like SE16 or SE11 to check the relevant database table for duplicate entries. You can run a query to find records with the same key fields.
  Data Cleanup: If duplicates are found, you may need to clean up the data by removing or consolidating duplicate records. This should be done carefully to avoid data loss.
  Refine Selection Criteria: If the error occurs during a report or query, review and refine the selection criteria to ensure that it is specific enough to return a unique record.
  Check Configuration: Review the configuration settings related to the process or transaction that is generating the error. Ensure that they are set up correctly to avoid ambiguity in record selection.
  Consult Documentation: Check SAP documentation or notes related to the specific transaction or process to see if there are known issues or additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: SE16 (Data Browser), SE11 (Data Dictionary), and SE80 (Object Navigator) can be useful for investigating the issue.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Testing: After making changes, test the process again to ensure that the error has been resolved and that the system behaves as expected.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or technical team for further investigation.