How To Fix REBFCR048 - Class reg. &1: Do not enter field MANDT for alternative key

SAP Error Message - Details

• Message type: E = Error

• Message class: REBFCR - Generator

• Message number: 048

• Message text: Class reg. &1: Do not enter field MANDT for alternative key

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message REBFCR048 - Class reg. &1: Do not enter field MANDT for alternative key ?

  The SAP error message REBFCR048 indicates that there is an issue with the registration of an alternative key in the system. Specifically, the error states that the field MANDT (Client) should not be entered for the alternative key. This error typically arises in the context of configuring or managing alternative keys in the SAP system, particularly in the Real Estate Management (RE) module.
  Cause:
  The error occurs because the MANDT field, which represents the client in SAP, is not supposed to be part of the alternative key definition. Alternative keys are used to define unique identifiers for certain objects, and including the client field can lead to inconsistencies or conflicts in the key definition.
  Solution:
  To resolve this error, you should follow these steps:
  
  
  Review Alternative Key Configuration:
  
  Go to the configuration settings where the alternative key is defined.
  Check the fields that are included in the alternative key definition.
  
  
  
  Remove MANDT Field:
  
  Ensure that the MANDT field is not included in the alternative key definition. If it is, remove it from the key configuration.
  
  
  
  Save Changes:
  
  After making the necessary adjustments, save the changes to the configuration.
  
  
  
  Test the Configuration:
  
  After saving, test the configuration to ensure that the error no longer appears and that the alternative key functions as expected.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use specific transaction codes related to Real Estate Management or the configuration of alternative keys, such as REBDO (for managing alternative keys) or SPRO (for accessing the configuration menu).
  Documentation: Refer to SAP documentation or help files related to Real Estate Management and alternative key configuration for more detailed guidance.
  Support: If the issue persists after following the above steps, consider reaching out to your SAP support team or consulting the SAP Community for further assistance.
  
  By ensuring that the MANDT field is excluded from the alternative key definition, you should be able to resolve the REBFCR048 error effectively.