How To Fix STW_OL720 - Error when parsing JSON in application &1

SAP Error Message - Details

• Message type: E = Error

• Message class: STW_OL - Messages of the Object Layer (Stream Work Library)

• Message number: 720

• Message text: Error when parsing JSON in application &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message STW_OL720 - Error when parsing JSON in application &1 ?

  The SAP error message STW_OL720 indicates that there is an issue with parsing JSON data in a specific application. This error typically arises when the JSON structure is malformed or does not conform to the expected format that the application is designed to handle.
  Cause:
  
  Malformed JSON: The JSON string being processed may have syntax errors, such as missing commas, brackets, or quotes.
  Unexpected Data Types: The JSON may contain data types that are not expected by the application, such as trying to parse a string where a number is expected.
  Encoding Issues: There may be issues with character encoding that lead to invalid characters in the JSON string.
  Schema Mismatch: The JSON structure may not match the expected schema defined in the application, leading to parsing errors.
  
  Solution:
  
  Validate JSON: Use a JSON validator tool to check the syntax of the JSON string. Ensure that it is well-formed and adheres to the JSON standards.
  Check Application Expectations: Review the application documentation to understand the expected JSON structure and data types. Make sure the JSON being sent matches these expectations.
  Debugging: If possible, log the JSON string before it is parsed to identify any issues. This can help in pinpointing the exact location of the error.
  Error Handling: Implement error handling in the application to gracefully manage parsing errors and provide meaningful feedback.
  Encoding Check: Ensure that the JSON string is properly encoded, especially if it contains special characters. UTF-8 is the recommended encoding for JSON.
  Test with Sample Data: If you have a known good JSON structure, test the application with that data to confirm that the issue is with the incoming JSON.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific application you are working with to understand the expected JSON format.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they have found.
  Debugging Tools: Utilize debugging tools available in your SAP environment to trace the execution and identify where the parsing fails.
  
  By following these steps, you should be able to identify the cause of the STW_OL720 error and implement a solution to resolve it.