How To Fix CKMLW004 - Not all runs could be locked

SAP Error Message - Details

• Message type: E = Error

• Message class: CKMLW - Message Class for Weekly Actual Costing

• Message number: 004

• Message text: Not all runs could be locked

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CKMLW004 - Not all runs could be locked ?

  The SAP error message CKMLW004 "Not all runs could be locked" typically occurs in the context of the Material Ledger (ML) during the execution of a transaction that involves the locking of runs for material valuation or other related processes. This error indicates that the system was unable to lock all the necessary runs for processing, which can lead to inconsistencies or issues in the material valuation process.
  Causes:
  
  Concurrent Processing: Another user or process may be accessing the same runs, preventing the current transaction from obtaining the necessary locks.
  System Performance Issues: High system load or performance issues may lead to timeouts or failures in acquiring locks.
  Configuration Issues: Incorrect configuration settings in the Material Ledger or related modules may lead to locking issues.
  Database Locks: Database-level locks may be preventing the application from acquiring the necessary locks.
  
  Solutions:
  
  Check for Concurrent Users: Verify if other users are processing the same runs. If so, coordinate with them to avoid conflicts.
  Retry the Process: Sometimes, simply retrying the transaction after a short wait can resolve the issue if it was caused by temporary locks.
  Review System Performance: Monitor system performance and check for any bottlenecks that may be affecting the locking mechanism.
  Check Configuration: Review the configuration settings for the Material Ledger and ensure they are set up correctly.
  Database Lock Analysis: Use transaction codes like SM12 (to check for locks) and SM21 (to check system logs) to identify any database locks that may be causing the issue.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CKMLCP (Material Ledger Closing) and CKMLAW (Material Ledger: Actual Price Calculation) that may be involved in the process.
  SAP Documentation: Review the official SAP documentation for Material Ledger to understand the locking mechanism and best practices.
  Support Community: Engage with the SAP Community or forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.