How To Fix MDC_BP_MODEL012 - Business Partner w. Source ID &1/Source System &2 exists in source tables

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_BP_MODEL - Business Partner Data Model

• Message number: 012

• Message text: Business Partner w. Source ID &1/Source System &2 exists in source tables

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_BP_MODEL012 - Business Partner w. Source ID &1/Source System &2 exists in source tables ?

  The SAP error message MDC_BP_MODEL012 indicates that there is a conflict with the Business Partner (BP) data during the data transfer or replication process. Specifically, it means that a Business Partner with the specified Source ID and Source System already exists in the source tables, which is causing the operation to fail.
  Cause:
  
  Duplicate Entry: The most common cause of this error is that there is already an existing Business Partner in the system with the same Source ID and Source System. This can happen if the data was previously replicated or created manually.
  Data Replication Issues: If you are using data replication from an external system (like an ERP system), there may be inconsistencies or duplicates in the data being sent.
  Incorrect Configuration: There may be issues with the configuration of the Business Partner settings, leading to conflicts during the creation or update process.
  
  Solution:
  
  
  Check Existing Business Partners: 
  
  Use transaction code BP to search for the Business Partner using the Source ID and Source System mentioned in the error message. If it exists, you may need to decide whether to update the existing entry or create a new one with a different ID.
  
  
  
  Data Cleanup: 
  
  If duplicates are found, you may need to clean up the data. This could involve deleting or merging duplicate Business Partners, depending on your business requirements.
  
  
  
  Review Data Replication Settings: 
  
  If you are replicating data from another system, review the replication settings to ensure that duplicates are not being sent. This may involve checking the source system for existing records and ensuring that the data being sent is unique.
  
  
  
  Error Handling in Data Transfer: 
  
  Implement error handling in your data transfer process to catch and manage duplicates before they cause errors in SAP.
  
  
  
  Consult Documentation: 
  
  Review SAP documentation or notes related to Business Partner management and data replication for any specific guidelines or best practices.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  BP - Business Partner Maintenance
  MDC - Master Data Consolidation (if applicable)
  
  
  
  SAP Notes: 
  
  Check SAP Notes for any known issues or patches related to Business Partner management and replication processes.
  
  
  
  SAP Community: 
  
  Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  
  
  Support: 
  
  If the issue persists, consider reaching out to SAP Support for assistance, providing them with the error message details and any relevant logs.
  
  
  
  By following these steps, you should be able to resolve the MDC_BP_MODEL012 error and ensure that your Business Partner data is correctly managed within SAP.