This could be a lot of things but I had similar errors that seemed to stem from a mismatch between versions. Are you running the same versions of jupyterlab and jupyterhub on both the Hub and the singleuser servers?
On Wed, Mar 31, 2021 at 8:57 AM Sunil Patil <[email protected]> wrote: > Hi, > Can some one please help me with below issue? > I randomly get errors 'Server Not Running' and 'Your server at ... is not > running. Would you like to restart it?' With option 'Restart' or 'Dismiss'. > This error occurs even if my code is running. > We have not set up any time out for inactivity in config file > jupyter_notebook_config.py or jupyterhub_config.py. > In jupyter logs I can see errors like: 'Failing suspected API request to > not-running server: /username/jupyter/hub/user/username/api/kernels' > > This behaviour interrupts running code and causes double work. > Can someone please guide me to identify root cause for this issue? and how > to overcome this? > > Thanks, > Sunil > > -- > You received this message because you are subscribed to the Google Groups > "Project Jupyter" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/jupyter/CAAmKPtigiwy0ZF-eKh-HccQAiUMg2rYJZmNPpQxcVEzvCnQ9tg%40mail.gmail.com > <https://groups.google.com/d/msgid/jupyter/CAAmKPtigiwy0ZF-eKh-HccQAiUMg2rYJZmNPpQxcVEzvCnQ9tg%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Project Jupyter" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/jupyter/CAOFssWyuXtx20b4oqFNffrfM1Kd8YWSt44W8_7bBZT4vJ%3D3yvA%40mail.gmail.com.
