![Notebook Validation Error using nbformat 5.x with notebooks that have widgets · Issue #161 · jupyter/nbformat · GitHub Notebook Validation Error using nbformat 5.x with notebooks that have widgets · Issue #161 · jupyter/nbformat · GitHub](https://user-images.githubusercontent.com/89685/74483023-e5393480-4eb5-11ea-9edb-8fd504d8df8d.png)
Notebook Validation Error using nbformat 5.x with notebooks that have widgets · Issue #161 · jupyter/nbformat · GitHub
Notebook validation failed An invalid notebook may not function properly. The validation error was: · Issue #5437 · jupyter/notebook · GitHub
![python - why would opening a jupyter notebook get "'outputs' were unexpected" error? - Stack Overflow python - why would opening a jupyter notebook get "'outputs' were unexpected" error? - Stack Overflow](https://i.stack.imgur.com/A89zh.png)