How To Fix WRF_BUDGET120 - Material &1 is not assigned to material hierarchy &2 on date &3

WRF_BUDGET120 - Overview

• Message type: E = Error

• Message class: WRF_BUDGET -

• Message number: 120

• Message text: Material &1 is not assigned to material hierarchy &2 on date &3

What causes this issue?

The material does not have an assignment in the material hierarchy for
the specified time.
If you use a node level of the material hierarchy in the budget level of
the budget type, a missing assignment can result in either multiple
budget types for the material or none at all.

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?

Assign the material to the material hierarchy.
See <DS:SIMG.W_BUDGET_0001>OTB Customizing</>.

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_BUDGET120 - Material &1 is not assigned to material hierarchy &2 on date &3 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WRF_BUDGET120 Material &1 is not assigned to material hierarchy &2 on date &3
  
  Meaning / 
  Cause:
  This error occurs when a material (&1) is not assigned to the specified material hierarchy (&2) for the given date (&3). In SAP, material hierarchies are used for budgeting, reporting, and controlling purposes. If a material is not correctly assigned to the relevant material hierarchy node, certain processes—especially those related to budgeting or controlling—cannot proceed, resulting in this error.
  Typical scenarios where this error appears:
  
  During budget checks or budget consumption processes.
  When running reports or transactions that require material hierarchy assignments.
  When controlling or planning processes reference material hierarchies.
  
  
  Cause Details:
  
  The material master record does not have an assignment to the specified material hierarchy node valid on the date in question.
  The material hierarchy assignment might be missing or expired.
  The budgeting or controlling process expects the material to be assigned