How To Fix /UI2/FDM_PARSER006 - Invalid JSON

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/FDM_PARSER -

• Message number: 006

• Message text: Invalid JSON

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 /UI2/FDM_PARSER006 - Invalid JSON ?

  The SAP error message /UI2/FDM_PARSER006 Invalid JSON typically indicates that there is an issue with the JSON data being processed in the SAP Fiori application. This error can occur in various scenarios, such as when the application is trying to parse a JSON response from a backend service or when JSON data is being sent from the frontend to the backend.
  Causes:
  
  Malformed JSON: The JSON data being sent or received is not properly formatted. This could be due to missing commas, brackets, or quotes.
  Unexpected Data Structure: The structure of the JSON does not match what the application expects. For example, if the application expects an array but receives an object.
  Encoding Issues: Special characters in the JSON data may not be properly encoded, leading to parsing errors.
  Backend Service Issues: The backend service may be returning an error response that is not in JSON format, such as an HTML error page.
  Network Issues: Intermittent network issues may cause incomplete data to be received.
  
  Solutions:
  
  Validate JSON: Use a JSON validator tool to check the structure of the JSON data. Ensure that it is well-formed and adheres to the expected schema.
  Check Backend Response: If the JSON is coming from a backend service, use tools like Postman or browser developer tools to inspect the response. Ensure that it is valid JSON and matches the expected format.
  Debugging: Use debugging tools in the browser (like Chrome DevTools) to inspect the network requests and responses. Look for any anomalies in the data being sent or received.
  Error Handling: Implement error handling in your application to gracefully manage unexpected responses. This can help in identifying the source of the issue.
  Review Code: If you are developing or customizing the Fiori application, review the code that constructs or processes the JSON data. Ensure that it is correctly formatted and structured.
  Check for Updates: Ensure that your SAP system and Fiori applications are up to date, as updates may contain fixes for known issues.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  Fiori Documentation: Review the official SAP Fiori documentation for best practices on handling JSON data and error management.
  Community Forums: Engage with the SAP Community or other forums where developers discuss similar issues. You may find others who have encountered and resolved the same error.
  
  By following these steps, you should be able to identify the cause of the /UI2/FDM_PARSER006 Invalid JSON error and implement a solution to resolve it.