How To Fix /UI2/CDMFCC030 - Startup JSON transformation failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/CDMFCC -

• Message number: 030

• Message text: Startup JSON transformation failed

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 /UI2/CDMFCC030 - Startup JSON transformation failed ?

  The SAP error message /UI2/CDMFCC030 Startup JSON transformation failed typically indicates an issue with the transformation of JSON data during the startup of a Fiori application or a related UI component. This error can arise due to various reasons, including issues with the JSON structure, problems in the backend service, or configuration errors.
  Causes:
  
  Malformed JSON: The JSON data being processed may be incorrectly formatted or contain invalid characters.
  Backend Service Issues: The OData service or backend service that provides the JSON data may be down or returning errors.
  Configuration Errors: There may be issues in the configuration of the Fiori application or the associated UI5 component.
  Version Mismatch: There could be a mismatch between the UI5 version and the backend service version.
  Network Issues: Connectivity problems between the frontend and backend systems can also lead to this error.
  
  Solutions:
  
  Check JSON Structure: Validate the JSON data being returned by the backend service. Use tools like JSONLint to ensure that the JSON is well-formed.
  Review Backend Service: Test the OData service directly (e.g., using a browser or Postman) to ensure it is functioning correctly and returning the expected data.
  Inspect Application Configuration: Review the configuration settings of the Fiori application in the SAP system. Ensure that all necessary parameters are correctly set.
  Update UI5 Libraries: Ensure that the UI5 libraries are up to date and compatible with the backend services.
  Check Network Connectivity: Verify that there are no network issues preventing the frontend from accessing the backend services.
  Debugging: Use browser developer tools to check for any JavaScript errors or network issues in the console. This can provide more context on what might be failing during the transformation.
  SAP Notes and Documentation: Check for any relevant SAP Notes or documentation that might address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  SAP Fiori Launchpad: The error may occur in the context of the Fiori Launchpad, so understanding its configuration and setup can be helpful.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages for better diagnosis.
  
  By following these steps, you should be able to identify and resolve the issue causing the /UI2/CDMFCC030 Startup JSON transformation failed error.