igivis7

I have got the same issue (Majaro KDE). This also appeared after the latest global update of the system. But in my case, it only appears when I run downloaded...

I get completely the same error. I tried different computers with different linux distrubutions(Ubuntu, Mint, Manjaro KDE, Manjaro XFCE). I tried different python versions (>3.6), different ipython verions and even...

the problem is solved here: [github topic](https://github.com/jupyter/jupyter_console/issues/241) Short version of solution is to downgrade the jupyter-client: `pip install jupyter-client==6.1.12`