How To Fix B0193 - Double key created for & to table &

SAP Error Message - Details

• Message type: E = Error

• Message class: B0 - Business Partner General

• Message number: 193

• Message text: Double key created for & to table &

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message B0193 - Double key created for & to table & ?

  The SAP error message B0193, which states "Double key created for & to table &," typically occurs when there is an attempt to create a duplicate key entry in a database table that is supposed to have unique keys. This can happen in various scenarios, such as during data uploads, batch processing, or when performing certain transactions.
  Cause:
  
  Duplicate Data: The most common cause is that the data being processed contains duplicate entries that violate the unique key constraint of the target table.
  Incorrect Configuration: There may be issues with the configuration of the data model or the way the data is being processed.
  Data Migration Issues: If data is being migrated from one system to another, duplicates may have been introduced during the migration process.
  Concurrency Issues: Multiple processes trying to insert the same key at the same time can lead to this error.
  
  Solution:
  
  Identify Duplicates: Check the data being processed to identify any duplicate entries. You can use SQL queries or SAP tools to find duplicates in the source data.
  Data Cleansing: Remove or consolidate duplicate records in the source data before attempting to process it again.
  Review Configuration: Ensure that the configuration of the data model and the unique key constraints are set up correctly.
  Error Handling: Implement error handling in your data processing logic to catch and manage duplicate key errors gracefully.
  Batch Processing: If applicable, consider processing data in smaller batches to minimize the risk of duplicates being created.
  Locking Mechanisms: If concurrency is an issue, consider implementing locking mechanisms to prevent multiple processes from trying to insert the same key simultaneously.
  
  Related Information:
  
  Transaction Codes: You may want to check transaction codes related to the specific table or process where the error occurs.
  SAP Notes: Look for relevant SAP Notes that may address this specific error or provide additional guidance.
  Debugging: If you have access to debugging tools, you can trace the process to see where the duplicate key is being generated.
  Documentation: Review the documentation for the specific module or process you are working with to understand the expected behavior regarding unique keys.
  
  By following these steps, you should be able to resolve the B0193 error and prevent it from occurring in the future.