How To Fix FMCA_BRF_EN028 - Field &1 already supported on the screen

SAP Error Message - Details

• Message type: E = Error

• Message class: FMCA_BRF_EN -

• Message number: 028

• Message text: Field &1 already supported on the screen

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FMCA_BRF_EN028 - Field &1 already supported on the screen ?

  The SAP error message FMCA_BRF_EN028, which states "Field &1 already supported on the screen," typically occurs in the context of Business Rule Framework (BRF) applications or when working with screen fields in SAP. This error indicates that there is an attempt to add a field to a screen that has already been defined or supported.
  Cause:
  
  Duplicate Field Definition: The field you are trying to add or modify is already defined in the screen or the context of the BRF application.
  Incorrect Configuration: There may be a misconfiguration in the BRF rules or the screen layout that leads to the system recognizing the field as already present.
  Screen Layout Issues: The screen layout may have been modified, and the system is not able to handle the changes correctly.
  
  Solution:
  
  Check Field Definitions: Review the screen layout and the BRF configuration to ensure that the field is not already defined. If it is, you may need to remove the duplicate definition or modify the existing one.
  Modify BRF Rules: If you are working with BRF rules, check the rules to ensure that the field is not being referenced multiple times in a way that causes conflicts.
  Screen Configuration: If you are using a custom screen, ensure that the field is only added once in the screen configuration. You may need to adjust the screen painter or the relevant configuration settings.
  Debugging: If the issue persists, consider debugging the application to trace where the field is being referenced and why the system is throwing this error.
  Consult Documentation: Refer to SAP documentation or notes related to BRF and screen field management for any specific guidelines or updates that may address this issue.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide patches or updates.
  BRF Documentation: Review the official SAP documentation on the Business Rule Framework for best practices and configuration guidelines.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.