How To Fix WRF_REF004 - &4 Reference determination schema &1 does not exist

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 004

• Message text: &4 Reference determination schema &1 does not exist

What causes this issue?

The reference determination schema &V1& does not exist in the
corresponding Customizing table.

System Response

The system cannot process this material/plant combination.

How to fix this error?

Assign an existing schema to this material/plant combination in the
material master data and re-start the processing.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_REF004 - &4 Reference determination schema &1 does not exist ?

  The SAP error message WRF_REF004 indicates that there is an issue with the reference determination schema in the system. Specifically, the message states that the reference determination schema specified (denoted by &1) does not exist in the system. This error typically occurs in the context of SAP's Retail or Merchandise Management modules, where reference determination is crucial for various processes, such as pricing, promotions, or inventory management.
  Cause:
  
  Missing Schema: The reference determination schema that is being called does not exist in the system. This could be due to a configuration error or because the schema was never created.
  Incorrect Configuration: The configuration settings may point to a schema that has been deleted or incorrectly defined.
  Transport Issues: If the schema was recently transported from another system, it may not have been included in the transport request, or the transport may have failed.
  Authorization Issues: The user may not have the necessary authorizations to access the schema, leading to the perception that it does not exist.
  
  Solution:
  
  
  Check Schema Existence: 
  
  Go to the relevant configuration transaction (e.g., SPRO) and navigate to the section where reference determination schemas are defined. Verify if the schema with the specified name exists.
  If it does not exist, you may need to create it or restore it from a backup if it was deleted.
  
  
  
  Correct Configuration:
  
  Review the configuration settings that reference the schema. Ensure that they are pointing to the correct schema name and that there are no typographical errors.
  If necessary, update the configuration to point to an existing schema.
  
  
  
  Transport Check:
  
  If the schema was supposed to be transported from another system, check the transport logs to ensure that the transport was successful and that the schema was included.
  If it was not transported, you may need to manually create the schema in the target system.
  
  
  
  Authorization Check:
  
  Ensure that the user encountering the error has the necessary authorizations to access the reference determination schema. This may involve checking user roles and authorizations in the system.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or notes related to the specific module you are working with for additional guidance on configuring reference determination schemas.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like SPRO for configuration, SE11 for data dictionary objects, or SE37 for function modules related to reference determination.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.