How To Fix FDT_SERVICE003 - Screen could not be generated correctly (control exception)

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_SERVICE - Formula & Derivation Tool: Services

• Message number: 003

• Message text: Screen could not be generated correctly (control exception)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_SERVICE003 - Screen could not be generated correctly (control exception) ?

  The SAP error message FDT_SERVICE003 indicates that there was an issue with generating a screen in the Fiori Design Time (FDT) environment. This error typically arises due to a control exception, which can be caused by various factors. Below are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Missing or Incorrect Configuration: The configuration for the Fiori application may be incomplete or incorrect, leading to issues in rendering the screen.
  Backend Service Issues: The OData service that the Fiori application relies on may not be functioning correctly or may not be properly defined.
  Authorization Issues: The user may not have the necessary authorizations to access the required data or services.
  Browser Compatibility: Sometimes, the browser being used may not be compatible with the Fiori application.
  Network Issues: Connectivity problems between the frontend and backend systems can lead to this error.
  UI5 Version Mismatch: If there is a mismatch in the UI5 version being used, it can cause rendering issues.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the Fiori application in the SAP system. Ensure that all necessary parameters are correctly set.
  Validate OData Services: Use the SAP Gateway Client (transaction /IWFND/GW_CLIENT) to test the OData service. Ensure that it is active and returning the expected data.
  Review Authorizations: Check the user roles and authorizations to ensure that the user has access to the necessary services and data.
  Browser Compatibility: Try accessing the application using a different browser or ensure that the current browser is updated to the latest version.
  Network Connectivity: Verify that there are no network issues affecting the connection between the frontend and backend systems.
  Check UI5 Version: Ensure that the UI5 version used in the application is compatible with the backend services. If necessary, update the UI5 libraries.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  Fiori Launchpad Logs: Review the logs in the Fiori Launchpad to gather more details about the error. This can provide insights into what might be causing the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Refer to the official SAP documentation for Fiori and FDT for best practices and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.