How to Resolve SSL Errors When Installing Python Packages on Nvidia Jetson Orin Nano

Issue Overview

Users have reported encountering SSL errors when attempting to install Python packages on the Nvidia Jetson Orin Nano Dev board, particularly during the installation of edk2-pytool-extensions. The specific error message states: "Can’t connect to HTTPS URL because the SSL module is not available." This issue typically arises when users try to execute the command:

python -m pip install --upgrade edk2-pytool-extensions

The problem occurs consistently across different environments and is particularly noted during setup or while trying to build UEFI. The impact is significant, as users are unable to proceed with necessary installations, hindering their development process.

Possible Causes

1. Missing SSL Module in Python: The SSL module may not be available in the Python installation, leading to connection failures when trying to access HTTPS resources.
2. Network Configuration Issues: Users may experience network-related problems, such as VPN configurations that interfere with secure connections.
3. Python Environment Misconfiguration: There may be issues with the virtual environment or Python paths that prevent proper execution of pip commands.
4. Incompatible JetPack Version: Users have mentioned discrepancies in JetPack versions (e.g., using JetPack 5.1.1 instead of the latest), which could lead to compatibility issues with certain packages.

Troubleshooting Steps, Solutions & Fixes

1. Verify SSL Module Installation:

   • Check if the SSL module is available in your Python installation:

     python -c "import ssl; print(ssl.OPENSSL_VERSION)"
     

   • If the command fails, reinstall Python ensuring that the SSL module is included.

2. Reinstall Python with SSL Support:

   • If using a custom Python build, ensure it was compiled with SSL support. You might need to install development libraries:

     sudo apt-get install libssl-dev
     

3. Use Docker for Environment Isolation:

   • Several users have successfully resolved similar issues by using Docker containers for building and package management. This can help isolate dependencies and avoid conflicts:

     docker pull nvcr.io/nvidia/l4t-base:r32.6.1
     

4. Check Network Configuration:

   • Ensure that your network settings are correctly configured and that any VPNs are not blocking connections to PyPI.
   • If necessary, try disabling the VPN temporarily or switching networks.

5. Install Missing Packages:

   • If errors indicate missing packages, manually install them using apt:

     sudo apt-get install python3-pip python3-dev
     

6. Switch to an Alternative Package Source:

   • If the issue persists, consider using an alternative package source or mirror for pip installations by modifying your pip configuration file (~/.pip/pip.conf):

     [global]
     index-url = https://pypi.org/simple
     

7. Review Build Instructions:

   • Ensure you are following the latest build instructions from NVIDIA’s documentation or community forums closely, as discrepancies can lead to errors.

8. Consult Community Resources:

   • Engage in NVIDIA forums or relevant discussion threads for additional insights and shared experiences from other users facing similar issues.

9. Log Exporting for Further Diagnosis:

   • If problems persist after following these steps, export logs from your SDK Manager session for further analysis:

     sdkmanager --export-logs <path_to_logs>
     

By following these troubleshooting steps and solutions, users should be able to resolve SSL-related installation issues on their Nvidia Jetson Orin Nano Dev boards effectively.