Unreadable Notebook: Unsupported JSON nbformat version 4 (supported version: 3)

Question

I\'ve just installed IPython 3.0 using pip on my laptop, which is running Ubuntu 14.04:

$ pip search ipython
ipython-clust         


        

Answer 1

An older version of IPython was installed previously using apt-get. Remove the older version using apt-get remove ipython.