How To Fix K8134 - The assignment to other objects is not unique

K8134 - Overview

• Message type: E = Error

• Message class: K8 - CO Planning: Messages for Function Group KAPP

• Message number: 134

• Message text: The assignment to other objects is not unique

What causes this issue?

You want to recreate or change the master record of resource &V1&.
Resource &V1& should refer to a material or a base planning object.
Your entry, however, is not explicit.

System Response

The entry is rejected by the system.

How to fix this error?

Maintain the following fields:
For a material:
Only plant and material number
For a base planning object:
Only base planning object
For a resource without reference to other objects:
Leave all the above fields empty.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message K8134 - The assignment to other objects is not unique ?

  The SAP error message K8134, "The assignment to other objects is not unique," typically occurs in the context of cost center accounting or internal order management. This error indicates that there is an issue with the assignment of costs or revenues to multiple objects, such as cost centers, internal orders, or projects, where the system expects a unique assignment.
  
  Cause:
  
  Duplicate Assignments: The error often arises when there are multiple assignments to the same object for a particular cost element or transaction, leading to ambiguity in how costs should be allocated.
  Incorrect Configuration: The configuration settings in the controlling area or the assignment of cost elements may not be set up correctly, causing conflicts in how costs are assigned.
  Data Entry Errors: Manual data entry errors can lead to duplicate entries or incorrect assignments, triggering this error message.
  
  
  Solution:
  
  Check Assignments: Review the assignments of the cost elements or transactions in question. Ensure that each cost