How To Fix /SCWM/LM_MS017 - Failed to unlock the TMS

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/LM_MS -

• Message number: 017

• Message text: Failed to unlock the TMS

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/LM_MS017 - Failed to unlock the TMS ?

  The SAP error message /SCWM/LM_MS017 Failed to unlock the TMS typically occurs in the context of the SAP Extended Warehouse Management (EWM) system, particularly when dealing with the Task Management System (TMS). This error indicates that the system was unable to unlock a task or a transport management system (TMS) object, which can prevent further processing of warehouse tasks.
  Causes:
  
  Locking Issues: The task or object may be locked by another process or user, preventing the current operation from proceeding.
  Database Issues: There may be issues with the database that are causing locks to not be released properly.
  System Configuration: Incorrect configuration settings in the EWM or TMS could lead to locking problems.
  Network Issues: Temporary network issues could cause communication problems between the application and the database.
  User Authorization: The user may not have the necessary authorizations to unlock the TMS.
  
  Solutions:
  
  Check Locks: Use transaction code SM12 to check for any existing locks on the relevant objects. If you find locks that are no longer needed, you can delete them (ensure you have the necessary authorizations to do so).
  Review Background Jobs: Check if there are any background jobs that might be holding locks on the TMS. If so, you may need to wait for them to complete or terminate them if they are stuck.
  Restart the Application: Sometimes, simply restarting the EWM application or the relevant background jobs can resolve temporary locking issues.
  Check User Authorizations: Ensure that the user attempting to unlock the TMS has the necessary authorizations to perform this action.
  Database Consistency Check: If the issue persists, consider running a database consistency check or contacting your database administrator to investigate potential database issues.
  System Logs: Review the system logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the issue.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide patches or updates.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to view and manage locks), SLG1 (to view application logs), and SM21 (to check system logs).
  SAP Documentation: Refer to the official SAP documentation for Extended Warehouse Management for more detailed information on task management and locking mechanisms.
  SAP Community: Engage with the SAP Community 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 escalate the issue to your SAP Basis team or SAP support for further investigation.