I run jupyter notebook named "my_notebook.ipynb"

It is also worth looking at the script that was run:

Hi @<1547752791546531840:profile|BeefyFrog17> , can you add the full log?

Yes, of course:

UNCOMMITTED CHANGES:

"""Entry point for launching an IPython kernel.

This is separate from the ipykernel package so we can avoid doing imports until
after removing the cwd from sys.path.
"""

import sys

if __name__ == "__main__":
 # Remove the CWD from sys.path while we load stuff.
 # This is added back by InteractiveShellApp.init_path()
 if sys.path[0] == "":
 del sys.path[0]

 from ipykernel import kernelapp as app

 app.launch_new_instance()