How To Fix KK437 - Cost elements were already maintained for all the relevant items

KK437 - Overview

• Message type: E = Error

• Message class: KK -

• Message number: 437

• Message text: Cost elements were already maintained for all the relevant items

What causes this issue?

All the costing items for which a cost element is valid (item
categories B, E, M and V) are assigned to cost elements.
This means that no cost elements were determined.

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 KK437 - Cost elements were already maintained for all the relevant items ?

  The SAP error message KK437 ("Cost elements were already maintained for all the relevant items") typically occurs in the context of controlling (CO) when you are trying to maintain or change cost elements for a cost object, such as a cost center or internal order, but the system has already assigned cost elements to those items.
  
  Cause:
  
  Existing Assignments: The primary cause of this error is that the cost elements you are trying to assign or change have already been assigned to the relevant items in the system.
  Data Integrity: SAP enforces data integrity rules to prevent duplicate or conflicting assignments, which is why you cannot make changes if the cost elements are already in use.
  
  
  Solution:
  
  Review Existing Assignments: Check the existing cost element assignments for the relevant cost object. You can do this by navigating to the relevant transaction (e.g., KSB1 for cost centers) and reviewing the cost elements already assigned.
  Change or Remove