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Kernel is `idle` but cells are busy when restarting a notebook · Issue #11636 · jupyterlab/jupyterlab · GitHub
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Kernel stops responding if the kernel is reconnected during code execution · Issue #2633 · jupyter/notebook · GitHub
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Cell-busy asterisk ([*]) remains visible even after cell is finished evaluating · Issue #2748 · jupyter/notebook · GitHub
Saving Notebook clears "Kernel Busy" status from the page and titlebar · Issue #3658 · ipython/ipython · GitHub
![python - Why does jupyter notebook server keeps crashing when .ipynb files are opened? - Stack Overflow python - Why does jupyter notebook server keeps crashing when .ipynb files are opened? - Stack Overflow](https://i.stack.imgur.com/KEQex.png)
python - Why does jupyter notebook server keeps crashing when .ipynb files are opened? - Stack Overflow
![Notebook Kernel in busy state is not connected correctly after refreshing the page · Issue #9010 · jupyterlab/jupyterlab · GitHub Notebook Kernel in busy state is not connected correctly after refreshing the page · Issue #9010 · jupyterlab/jupyterlab · GitHub](https://user-images.githubusercontent.com/192614/96334975-9259e300-1029-11eb-82f6-0e37a8b1a28b.png)
Notebook Kernel in busy state is not connected correctly after refreshing the page · Issue #9010 · jupyterlab/jupyterlab · GitHub
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