How To Fix SOS_PERSISTENCE120 - Recreation in database failed - database entry already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: SOS_PERSISTENCE - Persistence Services Messages

• Message number: 120

• Message text: Recreation in database failed - database 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 SOS_PERSISTENCE120 - Recreation in database failed - database entry already exists ?

  The SAP error message SOS_PERSISTENCE120, which states "Recreation in database failed - database entry already exists," typically occurs when there is an attempt to create or insert a record in the database that already exists. This can happen in various scenarios, such as during data uploads, migrations, or when trying to create new entries in a table that has unique constraints.
  Causes:
  
  Duplicate Entries: The most common cause is that the system is trying to insert a record with a primary key or unique constraint that already exists in the database.
  Data Migration Issues: During data migration or uploads, if the data being imported contains duplicates or conflicts with existing records, this error can occur.
  Incorrect Logic in Custom Code: If there is custom ABAP code or logic that does not properly check for existing records before attempting to create new ones, this can lead to this error.
  Concurrency Issues: If multiple processes are trying to create the same record simultaneously, it can lead to conflicts.
  
  Solutions:
  
  Check for Existing Records: Before attempting to create a new record, ensure that the record does not already exist. You can do this by querying the database for the specific key or unique field.
  Modify Data Uploads: If this error occurs during data uploads, review the data being uploaded to ensure there are no duplicates. You may need to clean the data or adjust the upload logic.
  Error Handling in Custom Code: If the error is coming from custom ABAP code, implement error handling to check for existing records before attempting to create new ones. Use SELECT statements to verify the existence of records.
  Database Constraints: Review the database schema to understand the constraints that are causing the error. If necessary, adjust the constraints or the logic that handles record creation.
  Transaction Management: Ensure that transactions are managed properly, especially in scenarios where multiple processes might be trying to create the same record.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SE11 (Data Dictionary) to check the table structure and constraints, and SE80 (Object Navigator) to review custom code.
  Logs and Traces: Check the application logs (transaction SLG1) for more detailed error messages that can provide additional context about the failure.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide patches or updates that could resolve the issue.
  Testing: If you are in a development or testing environment, try to replicate the issue with a smaller dataset to better understand the conditions that lead to the error.
  
  By following these steps, you should be able to identify the root cause of the SOS_PERSISTENCE120 error and implement a solution to resolve it.