How To Fix OBW204 - Wizard locked by user &. Saving of changes will not be possible

OBW204 - Overview

• Message type: E = Error

• Message class: OBW - Messages for MM Customizing Wizards

• Message number: 204

• Message text: Wizard locked by user &. Saving of changes will not be possible

What causes this issue?

Either the wizard itself or the underlying customizing tables are
locked, i.e., the wizard or the tables are already in use.

System Response

The system allows you to continue, however you will not be able to save
your changes at the end of the wizard.

How to fix this error?

Wait until the wizard or the customizing tables are unlocked again.

Error message extract from SAP system. Copyright SAP SE.

OBW204 - Details

• The SAP error message OBW204, which states "Wizard locked by user &. Saving of changes will not be possible," typically occurs when a user is trying to access a wizard or transaction that is currently locked by another user. This can happen in various scenarios, such as when a user is in the middle of a configuration process or if a session was not properly closed.
  
  Cause:
  
  User Lock: Another user is currently using the wizard, and the system has locked it to prevent concurrent changes that could lead to data inconsistency.
  Session Issues: A previous session may not have been closed properly, leaving the wizard in a locked state.
  System Configuration: Certain configurations or settings in the SAP system may lead to locking issues.
  
  
  Solution:
  
  Wait for Release: If another user is using the wizard, you may need to wait until they finish and release the lock.
  Check User Sessions: Use transaction code SM12 to check