How To Fix GP408 - Class & has already been created

GP408 - Overview

• Message type: E = Error

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

• Message number: 408

• Message text: Class & has already been created

What causes this issue?

You want to create planning parameter class &V1&. However, another
user is currently creating this 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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GP408 - Class & has already been created ?

  The SAP error message GP408, which states "Class & has already been created," typically occurs in the context of the SAP Classification System when you attempt to create a class that already exists in the system. This can happen in various modules, including Material Management (MM), Plant Maintenance (PM), or any other area that utilizes classification.
  
  Cause:
  
  Duplicate Class Creation: The most common cause of this error is that a class with the same name or identifier already exists in the system.
  Incorrect Input: The user may have mistakenly entered the same class name or identifier while trying to create a new class.
  System Configuration: There may be issues with the system configuration or data inconsistencies that lead to this error.
  
  
  Solution:
  
  
  Check Existing Classes: Before creating a new class, check the existing classes in the system to ensure that the class you are trying to create does not already exist. You can do this by