ubuntu装好jupyter启动失败问题

[E ::42.431 NotebookApp] Failed to write server-info to /run/user//jupyter/nbserver-.json: [Errno ] Permission denied: '/run/user/1000/jupyter/nbserver-35390.json'
Traceback (most recent call last):
  File "/usr/local/bin/jupyter-notebook", line , in <module>
    sys.exit(main())
  File "/usr/local/lib/python3.6/dist-packages/jupyter_core/application.py", line , in launch_instance
    return super(JupyterApp, cls).launch_instance(argv=argv, **kwargs)
  File "/usr/local/lib/python3.6/dist-packages/traitlets/config/application.py", line , in launch_instance
    app.start()
  File "/usr/local/lib/python3.6/dist-packages/notebook/notebookapp.py", line , in start
    self.write_browser_open_file()
  File "/usr/local/lib/python3.6/dist-packages/notebook/notebookapp.py", line , in write_browser_open_file
    with io.open(self.browser_open_file, 'w', encoding='utf-8') as f:
PermissionError: [Errno ] Permission denied: '/run/user/1000/jupyter/nbserver-35390-open.html'

错误信息如上：

由于用户变量XDG_TUNTIME_DIR被设置导致问题，可以用

unset XDG_RUNTIME_DIR

来解决问题。

cat $XDG_RUNTIME_DIR  查看变量内容；

env  查看所有变量；

想深入了解，可以去查询XDG_TUNTIME_DIR变量的作用