How To Fix BC_DATAMODEL_SERVICE103 - Table entry already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: BC_DATAMODEL_SERVICE - BC Training (All Courses)

• Message number: 103

• 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BC_DATAMODEL_SERVICE103 - Table entry already exists ?

  The SAP error message BC_DATAMODEL_SERVICE103: Table entry already exists typically occurs when there is an attempt to insert a record into a database table where a record with the same key already exists. This can happen in various scenarios, such as during data uploads, migrations, or when creating new entries in a transaction.
  Causes:
  
  Duplicate Key Values: The most common cause is that the key values being inserted already exist in the table. This could be due to a previous transaction that was not properly completed or due to a data upload that includes duplicate records.
  Data Migration Issues: During data migration from one system to another, if the data is not properly cleansed, it may lead to attempts to insert duplicate records.
  Concurrency Issues: If multiple users or processes are trying to insert the same record simultaneously, it can lead to this error.
  Incorrect Configuration: Sometimes, the configuration of the application or the data model may not be set up correctly, leading to attempts to create duplicate entries.
  
  Solutions:
  
  Check for Existing Records: Before attempting to insert a new record, check the database table to see if a record with the same key already exists. You can use transaction codes like SE16 or SE11 to view the table entries.
  Data Cleansing: If you are performing a data upload, ensure that the data being uploaded is cleansed and does not contain duplicates. This may involve removing or merging duplicate records in your source data.
  Error Handling in Code: If you are developing custom code, implement error handling to catch this specific error and handle it gracefully, such as by skipping the insert or updating the existing record instead.
  Review Transaction Logic: If the error occurs during a specific transaction, review the logic to ensure that it is not attempting to create a record that already exists.
  Locking Mechanisms: If concurrency is an issue, consider implementing locking mechanisms to prevent multiple processes from trying to insert the same record at the same time.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE16 (Data Browser) or SE11 (Data Dictionary) to investigate the table structure and existing entries.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional context or solutions specific to your version of SAP.
  Debugging: If you have access to debugging tools, you can set breakpoints in the relevant code to see what values are being passed when the error occurs.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.