How To Fix WRF_REF018 - &4 Mat. &1 not listed in plant &2 in the last &3 week(s) nor in future

WRF_REF018 - Overview

• Message type: E = Error

• Message class: WRF_REF - Messages from References for Materials Without History

• Message number: 018

• Message text: &4 Mat. &1 not listed in plant &2 in the last &3 week(s) nor in future

What causes this issue?

The system has carried out the listing check for reference &V1&/&V2&.
The material &V1& in plant &V2& is not listed in the last &V3& week(s)
nor in future.

System Response

The system does not assign this combination as a reference.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

WRF_REF018 - Details

• The SAP error message WRF_REF018 indicates that a specific material (denoted as &1) is not listed in a particular plant (denoted as &2) for a specified period (denoted as &3 weeks) in the system. This error typically arises in the context of materials management and planning, particularly when dealing with material availability, forecasting, or planning scenarios.
  
  Cause:
  
  Material Not Maintained: The material may not have been maintained in the system for the specified plant. This could mean that the material master data is incomplete or missing for that plant.
  No Forecast Data: There may be no forecast data available for the material in the specified plant for the last &3 weeks or in the future.
  Plant-Specific Settings: The material might be set up in a different plant or not set up for the specific plant you are querying.
  Data Deletion: Historical data for the material may have been deleted or archived, leading to the absence