How To Fix WT743 - Materials to be processed for recipient & are locked

SAP Error Message - Details

• Message type: E = Error

• Message class: WT - Retail: Replenishment

• Message number: 743

• Message text: Materials to be processed for recipient & are locked

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WT743 - Materials to be processed for recipient & are locked ?

  Certainly! Here's a detailed explanation regarding the SAP error message WT743: Materials to be processed for recipient & are locked:
  
  Error Message
  WT743: Materials to be processed for recipient & are locked
  
  Cause
  This error occurs in the Warehouse Management (WM) module of SAP when you try to process a warehouse task or material document, but the materials involved are currently locked by another user or process. The lock prevents simultaneous changes to the same material or warehouse task to ensure data consistency and avoid conflicts.
  Typical scenarios causing this error:
  
  Another user or process is currently working on the same material or warehouse task.
  A background job or batch process has locked the material.
  A previous process did not release the lock properly due to an error or system crash.
  Deadlocks or long-running transactions holding the lock.
  
  
  Explanation
  In SAP WM, when materials are being processed (e.g., during goods movement, transfer posting, picking, putaway), the system locks the relevant material master or warehouse task records to prevent concurrent updates. If you attempt to process the same material while it is locked, SAP throws the WT743 error.
  
  Solution / How to Resolve
  
  
  Wait and Retry:
  
  Often, the lock is temporary. Wait a few minutes and try the transaction again.
  
  
  
  Check for Locked Objects:
  
  Use transaction SM12 (Lock Entries) to check for locks on the material or warehouse task.
  Enter the user name or object name related to the material or warehouse task.
  Identify if there are any locks held by other users or processes.
  
  
  
  Release Locks (if appropriate):
  
  If you confirm that the lock is obsolete (e.g., the user/process holding the lock is no longer active), you can delete the lock entry in SM12.
  Caution: Only delete locks if you are sure it is safe to do so, as this can cause data inconsistencies.
  
  
  
  Check for Long-Running or Stuck Jobs:
  
  Use transaction SM37 to check for background jobs that might be processing the material.
  If a job is stuck or running for a long time, consider canceling or restarting it.
  
  
  
  Check for System Issues:
  
  Sometimes, system crashes or network issues can cause locks to remain.
  A system restart or work process reset might be necessary in extreme cases (consult your BASIS team).
  
  
  
  Coordinate with Other Users:
  
  Communicate with other users who might be working on the same materials to avoid simultaneous processing.
  
  
  
  
  Related Information
  
  Transaction SM12: Display and manage lock entries.
  Transaction LT03 / LT10: Warehouse task processing transactions where this error might occur.
  SAP Notes: Check SAP Service Marketplace for any notes related to WT743 for your specific SAP version.
  Lock Objects: In WM, typical lock objects include LAGP (storage bin), LQUA (quants), and material master related locks.
  
  
  Summary
  
  
  
  Aspect
  Details
  
  
  
  
  Cause
  Material or warehouse task locked by another user/process during processing.
  
  
  Effect
  Prevents simultaneous processing to maintain data integrity.
  
  
  Solution
  Check and release locks via SM12, wait and retry, check for stuck jobs, coordinate users.
  
  
  Tools
  SM12 (locks), SM37 (jobs), WM transactions (LT03, LT10), SAP Notes.
  
  
  
  
  If you need help with specific steps or further troubleshooting, please provide details such as the transaction you are using, material number, or user information.