How To Fix KZ063 - No top node (*) defined for cost object hierarchy

KZ063 - Overview

• Message type: E = Error

• Message class: KZ - Cost Object Repetitive Mfg / Process Mfg

• Message number: 063

• Message text: No top node (*) defined for cost object hierarchy

What causes this issue?

A cost object hierarchy is only complete if the highest node of the
hierarchy is indicated as such. This is the case if the
"Higher-level cost object" field in the master record of the highest
cost object ID contains "*".

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?

Check the master record of the highest cost object ID in the cost
object hierarchy.

Error message extract from SAP system. Copyright SAP SE.

KZ063 - Details

• The SAP error message KZ063 ("No top node (*) defined for cost object hierarchy") typically occurs in the context of cost object hierarchies in SAP Controlling (CO). This error indicates that the system cannot find a defined top node for the specified cost object hierarchy, which is necessary for the system to process cost allocations or other related functions.
  
  Cause:
  
  Missing Top Node: The cost object hierarchy you are trying to use does not have a defined top node. The top node is essential as it serves as the starting point for the hierarchy.
  Incorrect Configuration: The cost object hierarchy may not be properly configured in the system. This could be due to missing entries or incorrect settings in the configuration.
  Hierarchy Not Activated: The hierarchy might not be activated or might be in a state that prevents it from being used.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access