How To Fix WRF_DISPRO018 - Data is locked

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_DISPRO -

• Message number: 018

• Message text: Data is locked

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_DISPRO018 - Data is locked ?

  Certainly! Here's a detailed explanation regarding the SAP error message WRF_DISPRO018: Data is locked:
  
  Error Message:
  WRF_DISPRO018: Data is locked
  
  Cause:
  This error occurs when a user or process tries to access or modify data that is currently locked by another user or process. In SAP, data locking is used to prevent simultaneous changes to the same data record, ensuring data consistency and integrity.
  Typical scenarios causing this error include:
  
  Another user or background job is currently editing or processing the same data.
  A previous transaction did not release the lock properly (e.g., due to a system crash or incomplete process).
  Long-running processes or batch jobs holding locks for extended periods.
  Deadlocks or improper lock handling in custom developments or enhancements.
  
  
  Solution:
  
  
  Identify the Lock Owner:
  
  Use transaction SM12 (Lock Entries) to check which locks are currently active.
  Enter the relevant user or object details to find the lock entries related to the data in question.
  
  
  
  Analyze the Lock:
  
  Determine if the lock is still valid or if it is a stale lock.
  Check if the user/process holding the lock is still active or if the lock can be safely removed.
  
  
  
  Remove the Lock (if appropriate):
  
  If the lock is stale or caused by an aborted process, you can delete the lock entry in SM12.
  Be cautious: Removing locks forcibly can lead to data inconsistencies if the original process is still running.
  
  
  
  Coordinate with Users:
  
  Inform the user holding the lock to complete or terminate their transaction.
  Schedule batch jobs or processes to avoid overlapping access to the same data.
  
  
  
  Check for Custom Code Issues:
  
  If the error occurs frequently, review any custom developments or enhancements that might not be handling locks properly.
  Ensure proper lock and unlock logic is implemented.
  
  
  
  System Monitoring:
  
  Monitor system performance and lock entries regularly to prevent long-held locks.
  Use transaction SM21 (System Log) and ST22 (Dump Analysis) to check for related errors or dumps.
  
  
  
  
  Related Information:
  
  Transaction SM12: Display and manage lock entries.
  Transaction SM21: System log for error and event analysis.
  Transaction ST22: Analyze ABAP runtime errors (dumps).
  Lock Objects: SAP uses lock objects to lock database entries; understanding which lock object is involved can help diagnose the issue.
  SAP Notes: Check SAP Service Marketplace for notes related to WRF_DISPRO018 or locking issues in your specific SAP module.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Cause
  Attempt to access data locked by another user/process.
  
  
  Solution
  Identify and analyze locks in SM12, coordinate with users, remove stale locks carefully.
  
  
  Tools
  SM12 (locks), SM21 (system log), ST22 (dumps)
  
  
  Precautions
  Avoid forceful lock removal unless sure the lock is stale; investigate root cause.
  
  
  
  
  If you provide the specific SAP module or transaction where this error occurs, I can offer more tailored advice.