Fail to load web page in DevContainer

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Assessment

Difficulty
3/5
Estimated time
1-2 days
Newbie friendliness
35/100
Issue type
Bug
Clarity
Mostly clear
Activity status
Stale
Tech stack
azure, flask, python
Domain
devops, full-stack

Research direction

Reproduce the issue using the listed azd, backend, and frontend commands, then inspect the browser error and the output from backend/main.py and npm run dev. Done means the application loads normally at http://localhost:3000/ in the Dev Container.

Written by the indexing model from the issue text.

Description

Describe the issue:
When both the Flask development server and the web application are started, open the url http://localhost:3000/, the following error message appears:
image
Repro Steps:

  1. Run azd auth login.
  2. Run azd up.
  3. Run cd backend .
  4. Run python3 -m venv venv and source venv/bin/activate.
  5. Run poetry install.
  6. Run azd env get-values > .env.
  7. Run poetry run generate.
  8. Run cd ../frontend and npm install.
  9. Run cd ../backend and python main.py.
  10. Open a new terminal.
  11. Run cd frontend and npm run dev.
  12. Open the url http://localhost:3000/.

Environment:

  • Azd version: azd version 1.9.5 (commit cd2b7af9995d358aab33c782614f801ac1997dde)
  • OS: Dev Containers

Expected behavior:
The web pag can load normally.

@jongio and @marlenezw for notification.

Dominant language
Python
Stars
62
Forks
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