How To Fix D7028 - &1 failed with exception DUPLICATE_ROW

SAP Error Message - Details

• Message type: E = Error

• Message class: D7 - Messages for Development Class SDBO

• Message number: 028

• Message text: &1 failed with exception DUPLICATE_ROW

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message D7028 - &1 failed with exception DUPLICATE_ROW ?

  The SAP error message D7028 with the exception "DUPLICATE_ROW" typically indicates that there is an attempt to insert or update a record in the database that violates a unique constraint. This means that the operation is trying to create a row that already exists in the database with the same unique key or identifier.
  Cause:
  
  Duplicate Data Entry: The most common cause is that the data being processed contains duplicate entries that conflict with existing records in the database.
  Incorrect Logic in Code: If there is custom code (like ABAP programs or enhancements) that handles data processing, it may not be correctly checking for existing records before attempting to insert new ones.
  Data Migration Issues: During data migration or data uploads, if the source data contains duplicates, it can lead to this error.
  Concurrency Issues: If multiple processes are trying to insert the same data simultaneously, it can lead to this error.
  
  Solution:
  
  Check for Duplicates: Review the data being processed to ensure that there are no duplicates. You can use SQL queries to check for existing records in the relevant tables.
  Modify the Logic: If you are using custom code, ensure that it checks for existing records before attempting to insert new ones. You can use SELECT statements to verify if a record already exists.
  Data Cleansing: If the error occurs during data migration, ensure that the source data is cleansed to remove duplicates before the upload.
  Error Handling: Implement error handling in your code to gracefully manage situations where a duplicate might occur, such as logging the error and skipping the duplicate entry.
  Database Constraints: Review the database constraints to understand which unique constraints are being violated and adjust your data accordingly.
  
  Related Information:
  
  Transaction Codes: You may want to check transaction codes like SE11 (Data Dictionary) to review the table structure and constraints.
  Debugging: Use the debugger in SAP to trace the execution of the program that is causing the error to identify where the duplicate check is failing.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional guidance.
  Logs: Review application logs (transaction SLG1) for more detailed error messages that might provide context on the failure.
  
  By following these steps, you should be able to identify the root cause of the D7028 error and implement a solution to resolve it.