How To Fix /SCMTMS/MULTIPLE_WND003 - The main window could not be updated; reopen the additional windows

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/MULTIPLE_WND -

• Message number: 003

• Message text: The main window could not be updated; reopen the additional windows

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/MULTIPLE_WND003 - The main window could not be updated; reopen the additional windows ?

  The SAP error message /SCMTMS/MULTIPLE_WND003 indicates that there is an issue with updating the main window in the SAP Transportation Management System (TM) when multiple windows are open. This can occur due to various reasons, such as session management issues, data inconsistencies, or system performance problems.
  Cause:
  
  Multiple Sessions: The error often arises when multiple sessions or windows are open for the same transaction or object, leading to conflicts in data updates.
  Session Timeout: If the main window has timed out or lost its session, it may not be able to update properly.
  Data Locking: If another user or session is locking the data that the main window is trying to update, it can lead to this error.
  Performance Issues: Slow system performance or network issues can also cause the main window to fail to update.
  
  Solution:
  
  Reopen Windows: As suggested by the error message, close the additional windows and reopen them. This can help refresh the session and resolve any conflicts.
  Refresh the Main Window: Try refreshing the main window or navigating away and back to the transaction to see if it resolves the issue.
  Check for Locks: Use transaction codes like SM12 to check for any locks on the data that might be causing the issue. If you find locks, you may need to wait for them to be released or contact the user who has the lock.
  Clear Sessions: If you have multiple sessions open, consider closing unnecessary ones to reduce the load on the system.
  Log Out and Log In: If the issue persists, logging out of the SAP system and logging back in can help reset the session.
  System Performance: If the system is slow, check with your IT department to see if there are any performance issues that need to be addressed.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. You can search for the error message or related keywords in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), ST22 (Dump Analysis), and SM37 (Job Monitoring) to diagnose underlying issues.
  User Training: Ensure that users are trained on how to manage sessions and avoid opening multiple windows unnecessarily, which can lead to such errors.
  
  If the problem continues after trying these solutions, it may be necessary to contact your SAP support team for further assistance.