How To Fix KZ101 - You cannot assign single objects to cost object &

KZ101 - Overview

• Message type: E = Error

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

• Message number: 101

• Message text: You cannot assign single objects to cost object &

What causes this issue?

Single objects can only be assigned to <DS:GLOS.cost_object_ID>cost
object IDs</> at the lowest level of a
<DS:GLOS.cost_object_hierarchy>cost object hierarchy</>.
Cost object &v1& is entered as the higher-level
<DS:GLOS.cost_object_node>cost object node</> in the master data of
other cost object IDs. This means that this cost object is not a node
at the lowest level of the hierarchy.

How to fix this error?

Assign the single objects to a cost object node at the lowest level in
the cost object hierarchy.

Error message extract from SAP system. Copyright SAP SE.

KZ101 - Details

• The SAP error message KZ101, which states "You cannot assign single objects to cost object &," typically occurs in the context of cost accounting when there is an attempt to assign a single object (like a cost center, internal order, or project) to a cost object that does not allow such assignments.
  
  Cause:
  
  Incorrect Assignment Type: The cost object you are trying to assign to may not support the assignment of single objects. For example, certain cost objects may only accept aggregated costs or may be configured to accept only specific types of cost objects.
  
  Configuration Issues: The configuration settings in the controlling area or the specific cost object may not allow for the assignment of single objects.
  Object Status: The status of the cost object may not permit new assignments. For instance, if the cost object is closed or in a status that does not allow changes, you will encounter this error.
  Authorization Issues: