How To Fix RE300 - Reference type not maintained for doc.category &1 doc.type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RE - Earmarked funds

• Message number: 300

• Message text: Reference type not maintained for doc.category &1 doc.type &2

What causes this issue?

There is no reference type maintained for document category &V1& and
document type &V2&. You can define the combination of document
category/document type using transaction FMU1.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RE300 - Reference type not maintained for doc.category &1 doc.type &2 ?

  The SAP error message RE300 indicates that there is a missing reference type for a specific document category and document type in the Real Estate Management (RE) module. This error typically occurs when you are trying to create or process a document in the RE module, and the system cannot find the necessary configuration for the reference type associated with the specified document category and document type.
  Cause:
  The error is caused by the absence of a defined reference type for the specified document category and document type in the configuration settings of the Real Estate Management module. This can happen due to:
  
  Missing Configuration: The reference type has not been maintained in the system for the specified document category and document type.
  Incorrect Document Type: The document type being used may not be valid or may not have been set up correctly in the system.
  Custom Development: If there are custom developments or modifications in the system, they may not have been properly configured to handle the reference types.
  
  Solution:
  To resolve the RE300 error, you can follow these steps:
  
  
  Check Configuration:
  
  Go to the SAP Customizing Implementation Guide (IMG) by using transaction code SPRO.
  Navigate to the following path: Real Estate Management -> Basic Functions -> Document Management -> Define Reference Types.
  Ensure that the reference type is maintained for the specific document category and document type that you are trying to use.
  
  
  
  Maintain Reference Type:
  
  If the reference type is missing, you will need to create a new entry for it. Make sure to specify the correct document category and document type.
  Save your changes and exit the configuration.
  
  
  
  Validate Document Type:
  
  Check if the document type you are using is valid and correctly configured in the system.
  You can do this by navigating to the document type settings in the same IMG area.
  
  
  
  Test the Changes:
  
  After making the necessary changes, try to recreate or process the document that was causing the error to see if the issue has been resolved.
  
  
  
  Consult Documentation:
  
  If you are unsure about the correct reference types or configurations, consult the SAP documentation or reach out to your SAP support team for guidance.
  
  
  
  Related Information:
  
  Transaction Codes: You may find it useful to familiarize yourself with relevant transaction codes such as RECN (for Real Estate Contract Management) or REIS (for Real Estate Information System) for further analysis.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on configuration.
  User Roles: Ensure that you have the necessary authorizations to make changes in the configuration settings.
  
  By following these steps, you should be able to resolve the RE300 error and successfully process your documents in the SAP Real Estate Management module.