How To Fix VO022 - Problem filling lock container

SAP Error Message - Details

• Message type: E = Error

• Message class: VO - W&S: Rough workload forecast + picking wave

• Message number: 022

• Message text: Problem filling lock container

What causes this issue?

During filling of the local lock container with the deliveries for
creating picking waves, a system error or an unexpected error occurred.

System Response

It is not possible to create picking waves.

How to fix this error?

Please inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VO022 - Problem filling lock container ?

  The SAP error message VO022 - Problem filling lock container typically occurs in the context of Sales and Distribution (SD) module, especially during order processing or delivery creation when the system tries to lock certain objects (like sales documents) to prevent simultaneous changes by multiple users.
  
  Cause
  
  Lock Object Issue: The error indicates that the system encountered a problem while trying to fill or set a lock container for a particular object. This usually means that the lock mechanism (enqueue/dequeue) failed.
  Lock Table Full or Inconsistent: The enqueue lock table might be full or corrupted.
  Authorization Issues: The user might not have sufficient authorization to set or release locks.
  System Buffer or Memory Issues: Sometimes, system buffer problems or memory constraints can cause lock container filling to fail.
  Custom Enhancements or User Exits: Custom code or user exits that manipulate locks incorrectly can cause this error.
  Database or System Performance Issues: If the database is slow or the system is under heavy load, lock requests might time out or fail.
  
  
  Solution
  
  
  Check Lock Table Status:
  
  Use transaction SM12 to check for existing locks.
  If there are stale or orphaned locks, delete them carefully after confirming no active process is using them.
  
  
  
  Check System Logs:
  
  Use SM21 to check system logs for related errors or enqueue server issues.
  Look for enqueue server dumps or errors.
  
  
  
  Check User Authorizations:
  
  Verify that the user has the necessary authorizations for locking objects.
  Use transaction SU53 after the error occurs to check authorization failures.
  
  
  
  Restart Enqueue Server:
  
  If the enqueue lock table is full or corrupted, restarting the enqueue server can help.
  This requires BASIS team involvement.
  Transaction SM13 can also be checked for update errors.
  
  
  
  Check Custom Code:
  
  Review any custom enhancements, user exits, or BADIs related to sales order processing or delivery creation that might manipulate locks.
  Debug to see if locks are handled properly.
  
  
  
  System Performance:
  
  Check system performance and database health.
  If the system is under heavy load, try to reduce load or schedule heavy jobs at off-peak times.
  
  
  
  SAP Notes and Support:
  
  Search for SAP Notes related to VO022 error.
  For example, SAP Note 0000000 (replace with actual note number if found) might provide patches or corrections.
  
  
  
  
  Related Information
  
  Transaction SM12: Display and delete lock entries.
  Transaction SM21: System log for error analysis.
  Transaction SU53: Authorization check.
  Enqueue Server: Responsible for lock management in SAP.
  Lock Objects: Objects defined in SAP to control concurrent access.
  Sales Document Processing: VO022 often appears during sales order or delivery processing.
  
  
  Summary
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  VO022 - Problem filling lock container
  
  
  Cause
  Lock mechanism failure due to full/corrupt lock table, authorization, system issues
  
  
  Solution
  Check/delete locks (SM12), verify authorizations (SU53), restart enqueue server, check custom code, monitor system performance
  
  
  Related Tcodes
  SM12, SM21, SU53, SM13
  
  
  
  
  If the problem persists after these steps, consider raising a support ticket with SAP, providing detailed logs and system information.