How To Fix OAF807 - Number of selected events: &1 (&2 locked)

SAP Error Message - Details

• Message type: E = Error

• Message class: OAF - Agent Framework

• Message number: 807

• Message text: Number of selected events: &1 (&2 locked)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OAF807 - Number of selected events: &1 (&2 locked) ?

  The SAP error message OAF807 typically indicates that there is an issue with the number of selected events in a particular application or process, and it suggests that some of these events are locked. This error is often encountered in the context of the SAP Web Dynpro or SAP UI5 applications, particularly when dealing with event handling or processing multiple records.
  Cause:
  
  Locked Records: The error usually arises when the system attempts to process records that are currently locked by another user or process. This can happen if another user is editing the same records or if a previous transaction did not complete successfully, leaving the records in a locked state.
  Concurrency Issues: If multiple users are trying to access or modify the same data simultaneously, it can lead to locking issues.
  Configuration Issues: There may be configuration settings in the application that are not set correctly, leading to unexpected behavior.
  
  Solution:
  
  Check for Locks: Use transaction codes like SM12 to check for locked entries in the database. You can identify the user or process that is holding the lock and take appropriate action (e.g., ask the user to release the lock or terminate the session if necessary).
  Retry the Operation: If the lock is temporary, simply waiting for a few moments and then retrying the operation may resolve the issue.
  Review Application Logic: If you are a developer or have access to the application code, review the logic to ensure that it handles locks appropriately and does not attempt to process locked records.
  Increase Lock Timeout: If applicable, consider increasing the lock timeout settings in the system to allow for longer processing times before a lock is considered an error.
  User Training: Ensure that users are trained on how to properly use the application to minimize locking issues, such as avoiding simultaneous edits on the same records.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view locks), SM21 (to check system logs), and ST22 (to check dumps) for troubleshooting.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Performance Monitoring: Monitor system performance and user activity to identify patterns that may lead to locking issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.