How To Fix /ACCGO/CAS_FLLW_MSG146 - Error occurred while locking application document &1, item &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/CAS_FLLW_MSG -

• Message number: 146

• Message text: Error occurred while locking application document &1, item &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ACCGO/CAS_FLLW_MSG146 - Error occurred while locking application document &1, item &2 ?

  The SAP error message /ACCGO/CAS_FLLW_MSG146 indicates that there was an issue while trying to lock an application document and its associated item. This error typically occurs in the context of financial applications, particularly when multiple users or processes are trying to access or modify the same document simultaneously.
  Cause:
  
  Concurrent Access: The most common cause of this error is that another user or process is currently accessing the same document or item, leading to a lock conflict.
  System Performance Issues: If the system is under heavy load, it may take longer to acquire locks, leading to timeouts or errors.
  Configuration Issues: There may be issues with the configuration of the locking mechanism in the SAP system.
  Database Locking: The underlying database may have locks that prevent the application from acquiring the necessary locks.
  
  Solution:
  
  Retry the Operation: Often, simply retrying the operation after a short delay can resolve the issue, especially if it was caused by a temporary lock.
  Check for Active Sessions: Use transaction codes like SM12 to check for active locks on the document. If you find locks that are no longer needed, you may release them (with caution).
  Review User Activity: Ensure that no other users are currently editing the same document. Communicate with team members if necessary.
  System Performance Monitoring: Monitor system performance and check for any bottlenecks that may be causing delays in lock acquisition.
  Configuration Review: If the issue persists, review the configuration of the locking mechanism in your SAP system. Consult with your SAP Basis team if necessary.
  Database Administration: If you suspect database-level locking issues, consult with your database administrator to investigate and resolve any underlying issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view and manage locks), SM21 (to check system logs), and ST22 (to analyze 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.
  Documentation: Review SAP documentation related to locking mechanisms and concurrency control to better understand how locks are managed in your environment.
  
  If the problem persists after trying the above solutions, it may be necessary to escalate the issue to your SAP support team or consult with SAP directly for further assistance.