How To Fix SFW336 - PRELOCK calls for &1 objects are being prepared

SAP Error Message - Details

• Message type: E = Error

• Message class: SFW - Messages for Switch Framework

• Message number: 336

• Message text: PRELOCK calls for &1 objects are being prepared

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SFW336 - PRELOCK calls for &1 objects are being prepared ?

  The SAP error message SFW336 indicates that there are prelock calls for certain objects that are being prepared. This message typically arises in the context of SAP's Software Framework (SFW) and can occur during various operations, such as when trying to activate or modify business functions or when working with the SAP Enhancement Framework.
  Cause:
  The error message SFW336 usually occurs due to one of the following reasons:
  
  Concurrent Processes: There may be multiple processes trying to access or modify the same objects simultaneously, leading to a prelock situation.
  Long-running Transactions: A transaction that takes a long time to complete may hold locks on certain objects, preventing other processes from proceeding.
  System Performance Issues: If the system is under heavy load or experiencing performance issues, it may lead to delays in processing requests, causing prelock calls to be queued.
  
  Solution:
  To resolve the SFW336 error, you can take the following steps:
  
  
  Check for Active Processes: Use transaction codes like SM50 or SM66 to monitor active processes in the system. Look for any long-running transactions that may be holding locks on the objects in question.
  
  
  Terminate Long-Running Processes: If you identify any processes that are unnecessarily long-running and are blocking others, consider terminating them if appropriate. Be cautious with this step, as it may lead to data inconsistencies if not handled properly.
  
  
  Review Lock Entries: Use transaction code SM12 to check for lock entries related to the objects in question. You can delete unnecessary locks if they are no longer needed.
  
  
  System Performance: Ensure that the system is performing optimally. Check for any performance bottlenecks and address them, such as optimizing database performance or increasing system resources.
  
  
  Retry the Operation: After addressing any blocking processes or locks, retry the operation that triggered the SFW336 error.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may provide additional guidance or patches related to this error.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM50 (Process Overview), SM66 (Global Process Overview), and SM12 (Display and Delete Locks) for monitoring and managing processes and locks.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, especially if it is impacting critical business processes.
  Documentation: Review SAP documentation related to the Software Framework and Enhancement Framework for a deeper understanding of how prelocks work and best practices for managing them.
  
  By following these steps, you should be able to address the SFW336 error and minimize its occurrence in the future.