- Check logs for stack traces.
- Ensure all environment variables are set.
- Verify database connectivity.
- Confirm JWT secret is set and matches between services.
- Check token expiration.
- If receiving HTTP 429, reduce request frequency.
- Ensure session is enabled and not expiring too quickly.
- Review logs for detailed error messages.
- Use
/actuator/healthand/actuator/metricsfor diagnostics.