How To Fix /ACCGO/DGR186 - Duplicate row exists

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/DGR -

• Message number: 186

• Message text: Duplicate row exists

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ACCGO/DGR186 - Duplicate row exists ?

  The SAP error message /ACCGO/DGR186 Duplicate row exists typically occurs in the context of the SAP General Ledger (G/L) accounting module, particularly when dealing with data entries that are being processed or uploaded. This error indicates that there is an attempt to insert or process a row of data that already exists in the system, leading to a violation of unique constraints.
  Causes:
  
  Duplicate Data Entry: The most common cause is that the data being uploaded or processed contains duplicate entries. This can happen if the same transaction is being recorded multiple times.
  Data Migration Issues: If data is being migrated from another system or from a previous version of SAP, duplicates may arise due to improper mapping or transformation of data.
  Incorrect Configuration: Configuration settings in the system may not be set up to handle certain types of data correctly, leading to duplicates.
  Batch Processing: If multiple batch jobs are running simultaneously and trying to process the same data, it can lead to duplicates.
  
  Solutions:
  
  Identify Duplicates: Review the data being processed to identify and remove any duplicate entries. This can often be done using SQL queries or data analysis tools.
  Data Validation: Implement data validation checks before uploading or processing data to ensure that duplicates are not present.
  Adjust Configuration: Check the configuration settings in SAP to ensure that they are set up correctly to prevent duplicates. This may involve reviewing the settings for the specific module or transaction you are working with.
  Error Handling: Implement error handling in your data processing logic to catch and manage duplicates gracefully, rather than allowing them to cause a failure.
  Consult Documentation: Refer to SAP documentation or support notes related to the specific module you are working with for additional guidance on handling duplicates.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like FB50 (G/L Account Document Entry), FBL1N (Vendor Line Item Display), or others related to G/L accounting.
  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, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By addressing the root cause of the duplicate entries and implementing preventive measures, you can resolve the /ACCGO/DGR186 Duplicate row exists error effectively.