How To Fix SWF_TSI020 - At least one open transaction does not allow COMMIT WORK

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_TSI -

• Message number: 020

• Message text: At least one open transaction does not allow COMMIT WORK

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_TSI020 - At least one open transaction does not allow COMMIT WORK ?

  The SAP error message SWF_TSI020, which states "At least one open transaction does not allow COMMIT WORK," typically occurs in the context of workflow processing or when trying to commit a transaction in an ABAP program. This error indicates that there are open database transactions that prevent the system from executing a COMMIT WORK statement.
  Causes:
  
  Open Database Transactions: There may be one or more open database transactions that have not been completed. This can happen if a previous operation has not been committed or rolled back.
  Nested Transactions: If you are trying to commit a transaction while another transaction is still open, it can lead to this error.
  Long-running Processes: If a workflow or process takes too long and holds onto a transaction, it can block subsequent commits.
  Error Handling: If an error occurs in a previous step and is not handled properly, it may leave the transaction open.
  Database Locks: Locks on database tables can also prevent a commit from being executed.
  
  Solutions:
  
  Check Open Transactions: Review the code to identify any open transactions that have not been committed or rolled back. Ensure that every database operation is followed by a COMMIT WORK or ROLLBACK WORK as appropriate.
  Error Handling: Implement proper error handling in your code to ensure that transactions are closed in case of errors.
  Review Workflow Logic: If this error occurs in a workflow context, check the workflow logic to ensure that all steps are correctly defined and that there are no long-running tasks that hold onto transactions.
  Use Transaction Management: If you are using nested transactions, consider using SAVEPOINTS to manage them effectively.
  Debugging: Use debugging tools to trace the execution of your program and identify where the transaction is being left open.
  Database Locks: Check for any locks on the database that might be preventing the commit. You can use transaction codes like SM12 to view and manage locks.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM21 (System Log), SM12 (Lock Entries), and ST22 (Dump Analysis) to help diagnose issues.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation on transaction management and workflow processing for best practices.
  
  By following these steps, you should be able to identify the cause of the SWF_TSI020 error and implement a solution to resolve it.