How To Fix WRF_APC064 - Enter material group for material &1

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 064

• Message text: Enter material group for material &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_APC064 - Enter material group for material &1 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WRF_APC064 - Enter material group for material &1
  
  Cause:
  This error occurs because the system requires a material group to be entered for the specified material (material number is substituted for &1). The material group is a key classification used in various SAP modules (like MM, SD, PP) to group materials with similar characteristics. If the material master record does not have a material group assigned, or if the process you are executing requires this field and it is missing, the system will prompt this error.
  
  When does it occur?
  
  During material master creation or change.
  When running certain reports or transactions that require material group data.
  In processes involving pricing, classification, or reporting where material group is mandatory.
  In custom developments or user exits where material group is checked as a required field.
  
  
  Solution:
  
  
  Check Material Master:
  
  Go to transaction MM03 (Display Material).
  Enter the material number &1.
  Navigate to the Basic Data 1 view.
  Verify if the Material Group field is filled.
  
  
  
  Maintain Material Group:
  
  If the material group is missing, use MM02 (Change Material) to enter a valid material group.
  Save the changes.
  
  
  
  If Material Group is Mandatory in Custom Code:
  
  Check if there is any user exit, BAdI, or enhancement that enforces material group entry.
  Adjust the logic if necessary or ensure the material master data complies.
  
  
  
  Material Group Configuration:
  
  If the required material group does not exist, create it in SPRO under:
  Logistics - General > Material Master > Settings for Key Fields > Define Material Groups
  
  
  
  Re-run the transaction/process after maintaining the material group.
  
  
  
  Additional Information:
  
  Material Group is a 9-character alphanumeric key used to classify materials.
  It is often used in pricing procedures, reporting, and inventory management.
  Missing or incorrect material group data can cause issues in procurement, sales, and production processes.
  Always ensure master data completeness to avoid such errors.
  
  
  If you provide the exact transaction or process where this error occurs, I can give more tailored advice.