How To Fix KQ809 - Cost object profile & not suitable for cost object category

KQ809 - Overview

• Message type: E = Error

• Message class: KQ - Error Messages for Customizing Product Costing

• Message number: 809

• Message text: Cost object profile & not suitable for cost object category

What causes this issue?

The <GL:cost_object_profile>cost object profile</> you entered is not
suitable for the <GL:cost_object_category>cost object category</>.
You are maintaining a cost object category for process costing and have
entered a cost object profile that is only valid for general cost
objects, or
You are maintaining a cost object category for a general cost object or
for process costing and have entered a cost object profile that is only
valid for process costing.

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?

Select a valid cost object profile.

Error message extract from SAP system. Copyright SAP SE.

KQ809 - Details

• The SAP error message KQ809 indicates that there is an issue with the cost object profile assigned to a particular cost object category. This error typically arises when the cost object profile does not match the requirements of the cost object category being used in a transaction.
  
  Cause:
  
  Mismatch of Cost Object Profile and Category: The cost object profile assigned to the cost object does not support the specific cost object category you are trying to use. For example, if you are trying to assign a cost object profile meant for internal orders to a cost object category meant for projects, this error will occur.
  
  Configuration Issues: The configuration settings in the controlling area may not be set up correctly, leading to incompatibility between cost object profiles and categories.
  Missing or Incorrect Assignments: The cost object profile may not be properly assigned to the cost object category in the system settings.
  
  
  Solution:
  
  Check Cost Object Profile: