How to find the odata errors in SAP S/4HANA

Check OData Error Logs in /IWFND/ERROR_LOG

The primary location for checking OData service errors is the transaction /IWFND/ERROR_LOG.

• Steps:
  1. Execute the transaction /IWFND/ERROR_LOG in the SAP GUI.
  2. Use filters such as User, Date/Time, or Service to narrow down the results.
  3. Check the error details for further analysis.
• Error Analysis:
  • Analyze the error codes and messages.
  • Inspect the stack trace for technical details.
  • Often includes information about missing authorizations, incorrect URIs, or payload issues.