How To Fix WR136 - Error locking item &3 (retail revaluation document &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: WR - Messages for Revaluation at Retail

• Message number: 136

• Message text: Error locking item &3 (retail revaluation document &1)

What causes this issue?

The requested database lock for item &V3& in retail revaluation
document &V1& (year &V2&) was unable to be granted.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WR136 - Error locking item &3 (retail revaluation document &1) ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WR136 - Error locking item &3 (retail revaluation document &1)
  
  Meaning / Cause:
  This error occurs during the processing of retail revaluation documents in SAP Retail. Specifically, it indicates that the system is unable to lock a particular item (identified by &3) while processing the retail revaluation document (&1).
  Why does this happen?  
  
  The item is already locked by another process or user, preventing the current transaction from obtaining the necessary lock.  
  This can occur due to concurrent processing, such as multiple users or batch jobs trying to update the same retail item or document simultaneously.  
  It may also happen if a previous process did not release the lock properly (e.g., due to a system crash or incomplete transaction).
  
  
  Impact:
  
  The retail revaluation document processing is interrupted or fails.  
  The item cannot be updated or revalued until the lock is released.  
  This can cause delays in price updates, inventory valuation, or other retail processes dependent on revaluation.
  
  
  Solution / How to Resolve:
  
  
  Check for Active Locks:
  
  Use transaction SM12 to check for locks on the item or document mentioned in the error message.  
  Look for entries related to the retail revaluation document or the item number.
  
  
  
  Release Locks if Appropriate:
  
  If you find stale or orphaned locks (locks that are no longer held by an active user or process), you can delete them from SM12.  
  Be cautious: only delete locks if you are sure the process holding the lock is no longer active to avoid data inconsistencies.
  
  
  
  Avoid Concurrent Processing:
  
  Ensure that multiple users or batch jobs are not trying to process the same retail revaluation document or item simultaneously.  
  Schedule batch jobs or background processes to avoid overlap.
  
  
  
  Check for System Issues:
  
  Investigate if there were any system crashes or dumps that might have caused locks to remain.  
  Review system logs (SM21) and short dumps (ST22) for related errors.
  
  
  
  Retry the Transaction:
  
  After locks are cleared or the conflicting process is finished, retry the retail revaluation process.
  
  
  
  SAP Notes / Patches:
  
  Check SAP Support Portal for any relevant SAP Notes related to WR136 or retail revaluation locking issues.  
  Sometimes, SAP releases patches or corrections to improve locking mechanisms.
  
  
  
  
  Additional Information:
  
  
  Retail Revaluation Document:
  
  This document is used in SAP Retail to adjust the value of retail articles, often due to price changes, inventory valuation adjustments, or other financial reasons.
  
  
  Lock Mechanism in SAP:
  
  SAP uses enqueue locks to prevent data inconsistencies during concurrent access. Locks are held until the transaction commits or rolls back.
  
  
  Transaction Codes:
  
  SM12: Display and delete lock entries.  
  SM21: System log.  
  ST22: ABAP runtime error analysis.
  
  
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  WR136 - Error locking item &3 (retail revaluation document &1)
  
  
  Cause
  Item is locked by another process/user; concurrent access conflict
  
  
  Solution
  Check and release locks in SM12; avoid concurrent processing; retry after locks cleared
  
  
  Related T-codes
  SM12 (locks), SM21 (system log), ST22 (dumps)
  
  
  Additional
  Check SAP Notes for patches or known issues related to retail revaluation locking
  
  
  
  
  If you need help with specific steps in SM12 or further troubleshooting, feel free to ask!