How To Fix /ACCGO/CAS_FLLW_MSG240 - Lock failure for TC item &1/&2

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/CAS_FLLW_MSG -

• Message number: 240

• Message text: Lock failure for TC item &1/&2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ACCGO/CAS_FLLW_MSG240 - Lock failure for TC item &1/&2 ?

  The SAP error message /ACCGO/CAS_FLLW_MSG240 Lock failure for TC item &1/&2 typically indicates that there is a locking issue related to a specific transaction code (TC) item in the system. This error can occur in various scenarios, particularly when multiple users or processes are trying to access or modify the same data simultaneously.
  Cause:
  
  Concurrent Access: The most common cause of this error is that another user or process is currently accessing or modifying the same transaction code item, leading to a lock situation.
  Long-running Transactions: If a transaction takes too long to complete, it can hold locks longer than expected, causing other transactions to fail.
  System Configuration: There may be specific configurations or settings in the system that lead to locking issues, such as incorrect lock parameters or settings in the application.
  
  Solution:
  
  Wait and Retry: If the error is due to concurrent access, waiting for a short period and then retrying the operation may resolve the issue.
  Identify Locking User/Process: Use transaction code SM12 to check for existing locks. You can identify which user or process is holding the lock and take appropriate action, such as contacting the user to release the lock.
  Check for Long-running Transactions: Use transaction code SM66 to monitor active processes and identify any long-running transactions that may be causing locks.
  Review Configuration: If the issue persists, review the system configuration related to locking mechanisms. Consult with your SAP Basis team to ensure that the system is configured correctly.
  Increase Lock Timeout: If applicable, consider increasing the lock timeout settings in the system to allow longer wait times for locks to be released.
  System Restart: In extreme cases, a system restart may be necessary to clear locks, but this should be done with caution and typically as a last resort.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to view locks), SM66 (to view active processes), and SM21 (to check system logs).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Review SAP documentation related to locking mechanisms and transaction management for a deeper understanding of how locks work in SAP.
  
  If the problem persists after trying the above solutions, it may be beneficial to engage SAP support for further assistance.