How To Fix GP426 - Class & is not supported for CO planning

GP426 - Overview

• Message type: E = Error

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

• Message number: 426

• Message text: Class & is not supported for CO planning

What causes this issue?

You want to go to maintenance of the CO part. However, the planning
parameters are assigned to a class which does not allow you to use them
for CO planning.

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?

Change the planning parameter assignment such that you can also use the
planning parameters in cost center and/or order planning, or
Create new planning parameters for controlling.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GP426 - Class & is not supported for CO planning ?

  The SAP error message GP426 indicates that a specific class is not supported for Controlling (CO) planning. This error typically arises when you are trying to use a class or characteristic in a planning scenario that is not compatible with the CO planning functionality in SAP.
  
  Cause:
  
  Unsupported Class: The class you are trying to use for planning is not defined or configured to be used in CO planning.
  
  Configuration Issues: There may be configuration settings in the system that prevent the use of certain classes for planning purposes.
  Data Model Limitations: The data model or the planning layout you are using may not support the class in question.
  
  
  Solution:
  
  Check Class Configuration: Verify the configuration of the class in question. Ensure that it is set up correctly and is intended for use in CO planning.
  Use Supported Classes: If the class is indeed unsupported, consider using a different class that is compatible with CO planning.
  Review Planning