How To Fix WRF_ARTICLELIST022 - Node buffering: Entry locked

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_ARTICLELIST - Mesage Class of Material List

• Message number: 022

• Message text: Node buffering: Entry locked

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_ARTICLELIST022 - Node buffering: Entry locked ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WRF_ARTICLELIST022 Node buffering: Entry locked
  
  Cause:
  This error typically occurs in the context of SAP Retail or SAP IS-Retail, particularly when working with article lists or article master data. The message indicates that a node (an entry or record) in the buffer is currently locked by another user or process. This locking mechanism is used to prevent simultaneous conflicting changes to the same data.
  In other words:  
  
  The system tries to access or update an article list node that is currently locked.  
  The lock could be due to another user editing the same article list or a background process holding the lock.  
  It is a standard SAP buffer locking mechanism to ensure data consistency and integrity.
  
  
  Typical Scenarios:
  
  Multiple users trying to edit the same article list or article master data simultaneously.  
  Background jobs or batch processes running that lock the article list nodes.  
  Long-running transactions or processes that have not released the lock properly.
  
  
  Solution:
  
  
  Wait and Retry:
  
  Often, the lock is temporary. Wait for a few minutes and try the operation again.
  
  
  Check for Locked Entries:
  
  Use transaction SM12 (Lock Entries) to check if there are any locks on the relevant article list or article master data.  
  
  Enter the relevant object or user name to filter locks.  
  If you find a lock that is no longer needed (e.g., from a user who has left the session open), you can delete the lock carefully.
  
  
  
  Coordinate with Other Users:
  
  If multiple users are working on the same data, coordinate to avoid simultaneous edits.
  
  
  Check Background Jobs:
  
  Verify if any background jobs or batch processes are running that might be locking the data. You may need to wait for them to complete or reschedule them.
  
  
  System Performance and Buffer Settings:
  
  Sometimes, buffer settings or system performance issues can cause locks to be held longer than necessary. Consult your Basis team to check buffer parameters and system health.
  
  
  SAP Notes and Support:
  
  Check SAP Notes for any known issues related to this message. Sometimes patches or support packages address locking issues.
  
  
  
  Related Information:
  
  Transaction SM12: To monitor and manage lock entries.  
  Buffering in SAP Retail: Article lists and master data are often buffered for performance. Locks ensure data consistency during updates.  
  SAP IS-Retail Documentation: For detailed understanding of article list management and buffering mechanisms.  
  SAP Notes: Search for message number or keywords like "WRF_ARTICLELIST022" or "Node buffering entry locked" in the SAP Support Portal.
  
  
  If the problem persists despite these steps, consider raising a support ticket with SAP, providing details such as the transaction, user, and timing of the error.
  
  Summary:
  
  The error "WRF_ARTICLELIST022 Node buffering: Entry locked" means the article list node is locked by another process/user. The solution involves checking and managing locks (via SM12), coordinating user access, and ensuring no background jobs are causing prolonged locks.
  
  If you need help with specific steps or further troubleshooting, feel free to ask!