How To Fix ECM020 - Change number locked by user &

SAP Error Message - Details

• Message type: E = Error

• Message class: ECM - General Messages for Engineering Change Management

• Message number: 020

• Message text: Change number locked by user &

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message ECM020 - Change number locked by user & ?

  The SAP error message ECM020, which states "Change number locked by user &," typically occurs in the context of change management within SAP's Engineering Change Management (ECM) module. This error indicates that a specific change number is currently locked by another user, preventing you from making modifications or processing that change number.
  
  Cause:
  
  User Lock: Another user is currently editing or has locked the change number you are trying to access.
  Session Issues: The change number may have been left open in another session or by another user, leading to a lock.
  System Configuration: There may be system settings or configurations that enforce strict locking mechanisms for change numbers.
  
  
  Solution:
  
  
  Identify the Locking User: 
  
  You can check who is currently locking the change number by using transaction code SM12 (Display and Delete Locks). Look for the relevant entry and identify the user who has locked the change number.
  
  
  
  Wait for Release: 
  
  If the locking user is actively