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https://issues.apache.org/jira/browse/DATALAB-2795?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Vira Vitanska deleted DATALAB-2795:
-----------------------------------
> Jupyter UI link leads to 502 error
> ----------------------------------
>
> Key: DATALAB-2795
> URL: https://issues.apache.org/jira/browse/DATALAB-2795
> Project: Apache DataLab
> Issue Type: Bug
> Security Level: Public(Regular Issues)
> Reporter: Vira Vitanska
> Assignee: Oleh Mykolaishyn
> Priority: Critical
> Labels: AWS, AZURE, Debian, DevOps, GCP, RedHat,
> pull-request-available
>
> (i) Fix in develop, epm-v2.5.2-tpcp branches
> *Preconditions:*
> # Jupyter is created
> *Steps to reproduce:*
> # Go to Jupyter UI link
> *Actual result:*
> # Jupyter UI link is not opened successfully
> # 502 error shows up
> {code:java}
> datalab-user@localhost:~$ sudo systemctl status jupyter-notebook.service
> ● jupyter-notebook.service - Jupyter notebook
> Loaded: loaded (/etc/systemd/system/jupyter-notebook.service; enabled;
> vendor preset: enabled)
> Active: failed (Result: exit-code) since Thu 2022-05-05 07:46:52 UTC;
> 37min ago
> Main PID: 758 (code=exited, status=1/FAILURE)May 05 07:46:52
> localhost.localdomain bash[758]: from nbformat import sign, validate as
> validate_nb, ValidationError
> May 05 07:46:52 localhost.localdomain bash[758]: File
> "/usr/local/lib/python3.8/dist-packages/nbformat/sign.py", line 26, in
> <module>
> May 05 07:46:52 localhost.localdomain bash[758]: from traitlets import (
> May 05 07:46:52 localhost.localdomain bash[758]: ImportError: cannot import
> name 'Callable' from 'traitlets'
> (/usr/local/lib/python3.8/dist-packages/traitlets/__init__.py)
> May 05 07:46:52 localhost.localdomain systemd[1]: jupyter-notebook.service:
> Main process exited, code=exited, status=1/FAILURE
> May 05 07:46:52 localhost.localdomain systemd[1]: jupyter-notebook.service:
> Failed with result 'exit-code'.
> May 05 07:56:58 localhost.localdomain systemd[1]:
> /etc/systemd/system/jupyter-notebook.service:28: PIDFile= references a path
> below legacy directory /var/run/, updating /var/run/jupyter-no>
> May 05 07:56:58 localhost.localdomain systemd[1]:
> /etc/systemd/system/jupyter-notebook.service:28: PIDFile= references a path
> below legacy directory /var/run/, updating /var/run/jupyter-no>
> May 05 07:56:59 localhost.localdomain systemd[1]:
> /etc/systemd/system/jupyter-notebook.service:28: PIDFile= references a path
> below legacy directory /var/run/, updating /var/run/jupyter-no>
> May 05 07:56:59 localhost.localdomain systemd[1]:
> /etc/systemd/system/jupyter-notebook.service:28: PIDFile= references a path
> below legacy directory /var/run/, updating /var/run/jupyter-no> {code}
> *Expected result:*
> # Jupyter UI link is opened successfully
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