How To Fix /ACCGO/CAS_FLLW_MSG477 - Object &1 locked by user &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/CAS_FLLW_MSG -

• Message number: 477

• Message text: Object &1 locked by user &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ACCGO/CAS_FLLW_MSG477 - Object &1 locked by user &2 ?

  The SAP error message /ACCGO/CAS_FLLW_MSG477 indicates that a specific object (denoted by &1) is locked by a user (denoted by &2). This typically occurs in scenarios where multiple users or processes are trying to access or modify the same object simultaneously, leading to a lock situation to prevent data inconsistencies.
  Cause:
  
  Concurrent Access: Another user or process is currently using the object, which prevents your session from accessing it.
  Long-Running Transactions: A transaction that takes a long time to complete may hold a lock on the object longer than expected.
  Unfinished Processes: A previous process may not have released the lock due to an error or unexpected termination.
  System Configuration: Certain configurations in the system may lead to more frequent locking scenarios.
  
  Solution:
  
  
  Identify the Lock:
  
  Use transaction code SM12 to view the list of locks in the system. You can filter by the object name and the user who is holding the lock.
  
  
  
  Release the Lock:
  
  If you have the necessary authorizations, you can manually delete the lock entry in SM12. However, be cautious when doing this, as it may lead to data inconsistencies if the other user is still working on the object.
  
  
  
  Wait and Retry:
  
  If the lock is held by another user, it may be best to wait until they complete their transaction. You can communicate with the user to understand when they expect to finish.
  
  
  
  Check for Long-Running Transactions:
  
  If you notice that locks are persisting for a long time, investigate the transactions that are holding the locks. You may need to optimize these processes or address any issues causing them to run longer than expected.
  
  
  
  Review System Configuration:
  
  If locking issues are frequent, consider reviewing the system configuration and user access patterns. It may be necessary to adjust how users interact with the system or implement better transaction management practices.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM21: Check system logs for any related errors or warnings.
  ST22: Analyze dumps that may provide insight into why a transaction failed.
  
  
  
  Documentation: Refer to SAP Help documentation for more details on locking mechanisms and best practices for managing locks in SAP systems.
  
  
  User Communication: Establish a protocol for users to communicate when they are working on critical objects to minimize locking conflicts.
  
  
  By following these steps, you should be able to resolve the locking issue indicated by the error message /ACCGO/CAS_FLLW_MSG477.