How To Fix DMC_MDS_MAINT_EVENT004 - Object &1 with prefix &2 is found more then once

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_MDS_MAINT_EVENT - message class for dynamic maint event proc

• Message number: 004

• Message text: Object &1 with prefix &2 is found more then once

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_MDS_MAINT_EVENT004 - Object &1 with prefix &2 is found more then once ?

  The SAP error message DMC_MDS_MAINT_EVENT004 indicates that there is a duplicate object found in the system. Specifically, it states that an object with a certain prefix is found more than once, which can lead to issues in data management and processing.
  Cause:
  The primary cause of this error is the presence of duplicate entries in the Master Data Management (MDM) system. This can occur due to:
  
  Data Import Issues: When importing data, if the same object is included multiple times, it can lead to duplicates.
  Incorrect Data Maintenance: Manual data entry or updates that do not check for existing records can create duplicates.
  Synchronization Problems: If data is being synchronized from multiple sources without proper checks, duplicates may arise.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify Duplicates:
  
  Use transaction codes or reports to identify the duplicate entries in the system. You can run queries to find objects with the same prefix.
  
  
  
  Data Cleanup:
  
  Once duplicates are identified, you will need to decide which entries to keep and which to delete. This may involve:
  
  Merging records if they contain complementary information.
  Deleting unnecessary duplicates.
  
  
  
  
  
  Prevent Future Duplicates:
  
  Implement validation checks during data entry or import processes to prevent duplicates from being created in the future.
  Consider using unique constraints in the database to enforce uniqueness for certain fields.
  
  
  
  Review Data Maintenance Processes:
  
  Review and improve the processes for data maintenance to ensure that duplicates are not introduced again.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or support for specific guidelines related to your version of SAP and the Master Data Management module.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that can help in managing master data, such as MDM, SE16, or SE11.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it involves complex data structures or integrations.
  
  By following these steps, you should be able to resolve the DMC_MDS_MAINT_EVENT004 error and prevent it from occurring in the future.