How To Fix TB202 - Table entry already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: TB - SM31 table maintenance messages

• Message number: 202

• Message text: Table entry already exists

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message TB202 - Table entry already exists ?

  The SAP error message TB202 ("Table entry already exists") typically occurs when you are trying to create a new entry in a table that already has an existing entry with the same key or unique identifier. This can happen in various contexts, such as when adding new records in customizing tables, master data, or transactional data.
  Causes:
  
  Duplicate Key: You are attempting to insert a record with a key that already exists in the database table.
  Data Migration Issues: During data migration or upload processes, duplicate entries may be inadvertently created.
  Incorrect Configuration: In some cases, the configuration settings may not allow for multiple entries with the same key.
  User Error: Manual entry errors where the same data is entered multiple times.
  
  Solutions:
  
  
  Check Existing Entries: Before creating a new entry, check the existing records in the table to ensure that the key you are trying to use does not already exist.
  
  Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to view the table entries.
  
  
  
  Modify Existing Entry: If the entry already exists and you need to update it, consider modifying the existing record instead of creating a new one.
  
  
  Use a Different Key: If you need to create a new entry, ensure that you are using a unique key that does not conflict with existing entries.
  
  
  Data Cleanup: If duplicates are found due to data migration or other processes, you may need to clean up the data to remove duplicates before proceeding.
  
  
  Consult Documentation: Review the relevant SAP documentation or configuration guides to understand the constraints and requirements for the specific table you are working with.
  
  
  Error Handling in Programs: If this error occurs in a custom program or report, ensure that proper error handling is implemented to check for existing entries before attempting to insert new ones.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), and SE78 (SAP ArchiveLink) for managing and viewing table entries.
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific table or transaction you are working with.
  Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with SAP Community forums for additional assistance.
  
  By following these steps, you should be able to identify the cause of the TB202 error and implement a suitable solution.