How To Fix MDG_BS_BP_MLT_AS011 - Assignment with assignment ID &1 cannot be inserted; duplicate entry

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_BS_BP_MLT_AS - Messages for multiple assignment function

• Message number: 011

• Message text: Assignment with assignment ID &1 cannot be inserted; duplicate entry

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_BS_BP_MLT_AS011 - Assignment with assignment ID &1 cannot be inserted; duplicate entry ?

  The SAP error message MDG_BS_BP_MLT_AS011 indicates that there is an attempt to insert a duplicate entry for an assignment ID in the Master Data Governance (MDG) Business Partner (BP) application. This typically occurs when you are trying to create or update a business partner record, and the system detects that the assignment ID you are trying to use already exists in the database.
  Cause:
  
  
  Duplicate Assignment ID: The most common cause of this error is that the assignment ID you are trying to insert already exists in the system. This could happen if:
  
  You are trying to create a new business partner with an assignment ID that is already associated with another business partner.
  There is a concurrent process or transaction that has already created an entry with the same assignment ID.
  
  
  
  Data Migration Issues: If you are migrating data into the MDG system, there may be issues with the data being imported, leading to duplicate assignment IDs.
  
  
  Incorrect Configuration: There may be configuration settings in the MDG system that are not set up correctly, leading to conflicts in assignment IDs.
  
  
  Solution:
  
  
  Check Existing Assignments: Before attempting to insert a new assignment ID, check the existing records in the system to ensure that the assignment ID you are trying to use is not already in use. You can do this by querying the relevant tables or using transaction codes that allow you to view business partner assignments.
  
  
  Use a Unique Assignment ID: If the assignment ID is indeed a duplicate, you will need to use a different, unique assignment ID for the new entry.
  
  
  Data Cleanup: If you are migrating data, ensure that the data being imported does not contain duplicates. You may need to clean up the data before importing it into the MDG system.
  
  
  Review Configuration: Check the configuration settings in the MDG system to ensure that they are set up correctly and that there are no constraints that could lead to duplicate entries.
  
  
  Consult Documentation: Refer to SAP documentation or support notes related to the MDG Business Partner functionality for any specific guidelines or troubleshooting steps.
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like BP (Business Partner) to view and manage business partner records.
  MDG Configuration: Familiarize yourself with the configuration settings in the MDG system, especially those related to business partner assignments.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message MDG_BS_BP_MLT_AS011.
  Support: If the issue persists, consider reaching out to SAP support for further assistance, providing them with the error details and any relevant logs.
  
  By following these steps, you should be able to resolve the error and successfully manage your business partner assignments in the MDG system.