How To Fix RM463 - Material could not be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: RM - Messages for Repetitive Manufacturing

• Message number: 463

• Message text: Material could not be determined

What causes this issue?

Either no material was transferred or the system could not determine a
material from the transferred data. Therefore, the backflush cannot be
carried out.

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?

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 RM463 - Material could not be determined ?

  The SAP error message RM463 ("Material could not be determined") typically occurs in the context of materials management and inventory management processes, particularly when trying to perform operations that require the system to determine a material for a transaction, such as during goods movements, production orders, or sales orders.
  Causes of RM463 Error
  
  
  Missing Material Master Data: The material you are trying to use may not exist in the system or may not be properly set up in the material master.
  
  
  Incorrect Material Type: The material type may not be appropriate for the transaction you are trying to perform.
  
  
  Missing or Incorrect Plant Data: The material may not be assigned to the plant you are working with, or the plant data may be incomplete.
  
  
  Invalid Configuration: The configuration settings for the material or the transaction may not be set up correctly, leading to the inability to determine the material.
  
  
  Missing Valuation Class: If the valuation class is not assigned to the material, it may lead to this error.
  
  
  Document Type Issues: The document type being used may not be compatible with the material or the transaction.
  
  
  Solutions to RM463 Error
  
  
  Check Material Master Data:
  
  Verify that the material exists in the system by checking the material master (transaction code MM03).
  Ensure that the material is active and not marked for deletion.
  
  
  
  Verify Plant Assignment:
  
  Check if the material is assigned to the correct plant. You can do this in the material master data under the plant-specific data.
  
  
  
  Review Material Type:
  
  Ensure that the material type is appropriate for the transaction you are trying to perform.
  
  
  
  Check Configuration Settings:
  
  Review the configuration settings related to the material and the transaction. This may involve checking the customizing settings in SPRO.
  
  
  
  Validate Valuation Class:
  
  Ensure that the valuation class is correctly assigned to the material and that it is set up in the appropriate accounting view.
  
  
  
  Document Type Compatibility:
  
  Check if the document type being used is compatible with the material and the transaction. This may involve reviewing the settings in the document type configuration.
  
  
  
  Consult SAP Notes:
  
  Look for any relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions for common issues.
  
  
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), MM03 (Display Material), and MB1A (Goods Withdrawal).
  User Authorizations: Ensure that you have the necessary authorizations to access and modify material master data.
  SAP Support: If the issue persists, consider reaching out to your SAP support team or consulting SAP's support portal for further assistance.
  
  By following these steps, you should be able to identify the cause of the RM463 error and implement the appropriate solution.