How To Fix OXYGEN028 - BSP application &1 was already locked

SAP Error Message - Details

• Message type: E = Error

• Message class: OXYGEN - Messages from the O2 Compiler

• Message number: 028

• Message text: BSP application &1 was already locked

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OXYGEN028 - BSP application &1 was already locked ?

  The SAP error message OXYGEN028 indicates that a BSP (Business Server Pages) application is already locked, which typically means that another user or process is currently accessing or modifying the application. This can happen in scenarios where multiple users are trying to access the same BSP application simultaneously, or if a previous session did not close properly.
  Cause:
  
  Concurrent Access: Another user is currently using the BSP application, leading to a lock.
  Session Timeout: A previous session may not have been terminated correctly, leaving the application in a locked state.
  System Configuration: Certain configurations in the SAP system may lead to locking issues, especially if the application is not designed to handle concurrent access properly.
  
  Solution:
  
  Wait and Retry: If the application is locked due to another user, wait for a while and try accessing the application again.
  Check Active Sessions: Use transaction codes like SM12 to check for active locks in the system. You can identify the user or process that is holding the lock and take appropriate action.
  Terminate Sessions: If you find that a session is stuck or not responding, you may need to terminate it. This can be done through transaction SM12 by deleting the lock entries associated with the user or process.
  Review Application Logic: If the locking issue is frequent, review the BSP application code to ensure it handles sessions and locks appropriately. Consider implementing better session management or locking mechanisms.
  Consult Basis Team: If the issue persists, consult your SAP Basis team for further investigation. They can check for system-wide issues or configurations that may be causing the locking behavior.
  
  Related Information:
  
  BSP Applications: BSP applications are web-based applications in SAP that allow for dynamic content generation. They are often used in SAP Web Application Server environments.
  Lock Management: SAP uses a locking mechanism to prevent data inconsistencies when multiple users access the same data simultaneously. Understanding how locks work in SAP can help in troubleshooting these issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to view and manage locks), SM21 (to view system logs), and ST22 (to check for dumps) for a comprehensive analysis of the issue.
  
  If the problem continues after trying the above solutions, it may be necessary to escalate the issue to SAP support for further assistance.