Hey everybody,

My code works perfectly fine on my machine, but when I deploy it to Ubuntu server (Ubuntu 20.04 (LTS) x64) I get the following error:

(env) root@ubuntu-s-1vcpu-1gb-intel-nyc1-01:~/demo# python run.py

• Serving Flask app “demo” (lazy loading)
• Environment: production WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
• Debug mode: on
• Running on all addresses. WARNING: This is a development server. Do not use it in a production deployment.
• Running on http://143.198.118.35:5000/ (Press CTRL+C to quit)
• Restarting with stat Killed (env) root@ubuntu-s-1vcpu-1gb-intel-nyc1-01:~/demo# * Debugger is active!
• Debugger PIN: 521-632-002 Traceback (most recent call last): File “/root/demo/run.py”, line 4, in <module> app.run(host=‘0.0.0.0’) File “/root/demo/env/lib/python3.8/site-packages/flask/app.py”, line 990, in run runsimple(host, port, self, **options) File “/root/demo/env/lib/python3.8/site-packages/werkzeug/serving.py”, line 1000, in runsimple rwr( File “/root/demo/env/lib/python3.8/site-packages/werkzeug/reloader.py”, line 418, in runwithreloader ensureechoon() File “/root/demo/env/lib/python3.8/site-packages/werkzeug/reloader.py”, line 398, in ensureecho_on termios.tcsetattr(sys.stdin, termios.TCSANOW, attributes) termios.error: (5, 'Input/output error’)

What could be the problem?

Thank you so much for your help!
niko