How To Fix WRF_APC545 - Characteristic values cannot be assigned to material &1

WRF_APC545 - Overview

• Message type: E = Error

• Message class: WRF_APC - Messages for Operational Assortment Planning and Control

• Message number: 545

• Message text: Characteristic values cannot be assigned to material &1

What causes this issue?

In the grid for planned quantities, you can add characteristic values
only to generic materials. However, the selected material &V1& is (a)
&V2&.

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?

For materials other than generic materials, you can only maintain
planned quantities on the purchasing list item level.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_APC545 - Characteristic values cannot be assigned to material &1 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WRF_APC545 - Characteristic values cannot be assigned to material &1
  
  
  Cause:
  This error occurs when you try to assign characteristic values to a material in a context where it is not allowed or not properly configured. Typically, this happens in the SAP Variant Configuration (LO-VC) or Classification (CL) environment when:
  
  The material is not assigned to a class that contains the characteristic.
  The characteristic is not valid for the material.
  The material master or class assignment is incomplete or inconsistent.
  The characteristic values are being assigned in a context where the system expects a different configuration or classification setup.
  
  In other words, the system prevents assigning characteristic values to a material that is not properly classified or configured to accept those characteristics.
  
  
  Solution:
  To resolve this error, follow these steps:
  
  
  Check Material-Class Assignment:
  
  Go to transaction CL20N or MM02.
  Verify that the material is assigned to the correct class.
  The class should