How To Fix GP421 - Class has not yet been saved

GP421 - Overview

• Message type: E = Error

• Message class: GP - FI-SL and CO planning

• Message number: 421

• Message text: Class has not yet been saved

What causes this issue?

You want to leave class maintenance, but you have not saved the class.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Save now, or
Leave class maintenance without saving, and use a different class in
the planning parameter.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GP421 - Class has not yet been saved ?

  The SAP error message GP421, which states "Class has not yet been saved," typically occurs in the context of the SAP Classification System, particularly when working with classes and characteristics in the SAP system. This error indicates that the class you are trying to use or reference has not been saved in the system, which prevents further actions from being performed.
  
  Cause:
  
  Unsaved Changes: The most common cause of this error is that the class you are trying to work with has been created or modified but not yet saved. This can happen if you are in the process of creating a new class or editing an existing one and have not completed the save operation.
  Session Timeout: If your session has timed out or if there was a disruption in your connection, it may lead to unsaved changes.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to save changes to