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Troubleshooting

Fix-first guides for common Orion setup and notebook issues.

Connection and Jupyter

ProblemGuide
Connect Orion to your own Jupyter serverConnect to an external Jupyter server
Browser blocks connection / CORS errorsFix Jupyter CORS connection errors
Workspace skills not loading from .agents or .orionJupyter hidden folders and skills
Wrong Python or Jupyter not foundKernel and Python selection

Notebooks and UI

ProblemGuide
ModuleNotFoundError: No module named 'orion_ui'Fix: orion_ui import error
Plotly charts look different in OrionPlotly version compatibility
App View shows schema errorsFix App View schema errors
PDF export fails immediatelyFix: PDF export blocked

Providers and auth

ProblemGuide
ChatGPT OAuth Continue button disabledEnable device code authorization for Codex
Other ChatGPT connection issuesFix ChatGPT OAuth issues

Still stuck?

  • Report a bug from chat with /report-bug
  • Open an issue on GitHub

Last updated May 2026.

Apache-2.0 Licensed