How To Fix /ACCGO/UIS_API090 - LDC &1: Cannot save LDC due to locking error

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/UIS_API -

• Message number: 090

• Message text: LDC &1: Cannot save LDC due to locking error

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ACCGO/UIS_API090 - LDC &1: Cannot save LDC due to locking error ?

  The SAP error message /ACCGO/UIS_API090 LDC &1: Cannot save LDC due to locking error typically indicates that there is a locking issue when trying to save a Local Data Container (LDC) in the SAP system. This can occur in various scenarios, particularly when multiple users or processes are trying to access or modify the same data simultaneously.
  Cause:
  
  Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. If one user or process has locked the LDC for editing, another user trying to save changes will encounter this error.
  Long-running Transactions: If a transaction takes too long to complete, it may hold locks longer than expected, causing other transactions to fail.
  System Configuration: There may be configuration issues or bugs in the system that lead to improper handling of locks.
  Database Issues: Sometimes, underlying database issues can also lead to locking problems.
  
  Solution:
  
  Check Lock Entries: Use transaction code SM12 to check for existing lock entries. You can identify the user or process that is holding the lock and take appropriate action (e.g., wait for the lock to be released or contact the user).
  Release Locks: If you determine that a lock is no longer needed, you can manually delete the lock entry in SM12. However, be cautious with this approach, as it may lead to data inconsistencies if the other process is still active.
  Retry Saving: Sometimes, simply waiting a few moments and then retrying the save operation can resolve the issue if the lock is released in the meantime.
  Review Long-running Processes: Investigate any long-running transactions that may be holding locks and optimize them if necessary.
  System Configuration Review: Check for any configuration settings that may be affecting the locking behavior. Consult with your SAP Basis team if needed.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error or provide patches or updates that resolve known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view and manage lock entries), SM21 (to check system logs), and ST22 (to analyze dumps) for troubleshooting.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, especially if it appears to be a bug or a more complex issue.
  Documentation: Review SAP documentation related to LDCs and locking mechanisms for a deeper understanding of how these components interact.
  
  By following these steps, you should be able to diagnose and resolve the locking error associated with the LDC in your SAP system.