Yoda Response: If the initial steps did not resolve the server error in the Flask application, I would proceed with the following troubleshooting steps:

1. **Deep Dive into Logs**: Re-examine the server logs for any overlooked details or recurring error patterns that could provide further insights.

2. **Code Review**: Conduct a thorough review of the entire codebase to identify any potential inefficiencies or bugs that might be causing the issue.

3. **Profiling**: Use profiling tools to analyze the application's performance and identify specific bottlenecks or resource-intensive operations.

4. **Database Optimization**: Check the database queries and indexes to ensure they are optimized for performance. Slow queries can significantly impact the server's ability to handle high traffic.

5. **Configuration Check**: Review the server and application configuration settings to ensure they are optimized for handling high loads. This includes checking timeout settings, connection limits, and memory allocation.

6. **API and Network Analysis**: Verify the API connections and network configurations to ensure there are no issues with external dependencies or network latency.

7. **Consult Documentation and Community**: Refer to Flask documentation and seek advice from the developer community or forums for any known issues or advanced troubleshooting techniques.

8. **Incremental Testing**: Implement changes incrementally and test each modification to isolate the root cause of the problem.

By systematically addressing each potential issue, I would aim to identify and resolve the underlying cause of the server error, ensuring the Flask application can handle high traffic effectively.