How To Fix CFD_GW_UI002 - Action &1 is not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_GW_UI - TechnicalMessages for Custom Field Maintenance oData Service

• Message number: 002

• Message text: Action &1 is not supported

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_GW_UI002 - Action &1 is not supported ?

  The SAP error message CFD_GW_UI002, which states "Action &1 is not supported," typically occurs in the context of SAP Fiori applications or Gateway services when a user attempts to perform an action that is not defined or supported by the underlying OData service or the application.
  Causes:
  
  Unsupported Action: The action you are trying to perform (denoted by &1) is not implemented in the OData service.
  Service Configuration: The OData service may not be properly configured to handle the requested action.
  Authorization Issues: The user may not have the necessary authorizations to perform the action.
  Version Mismatch: There may be a mismatch between the Fiori application version and the OData service version.
  Backend Issues: There could be issues in the backend system that prevent the action from being executed.
  
  Solutions:
  
  Check OData Service: Verify that the action you are trying to perform is defined in the OData service. You can do this by checking the service metadata (usually accessible via the service URL with $metadata).
  Service Activation: Ensure that the OData service is activated in the SAP Gateway. You can check this in the SAP Gateway Service Builder (transaction code /IWFND/MAINT_SERVICE).
  Authorization Check: Ensure that the user has the necessary authorizations to perform the action. You can check this in the user roles and authorizations.
  Update Fiori Application: If there is a version mismatch, consider updating the Fiori application or the OData service to ensure compatibility.
  Debugging: If you have access, use transaction codes like /IWFND/ERROR_LOG or /IWFND/TRACE to check for any errors or logs that might provide more context on the issue.
  Consult Documentation: Refer to the SAP documentation for the specific Fiori application or OData service to understand the supported actions and any prerequisites.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific Fiori application or OData service.
  Community Forums: SAP Community forums can be a good resource for finding similar issues faced by other users and potential solutions.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.