Anaconda: An unexpected error ocurred on Navigator start-up

Question

I had installed Anaconda, I had managed to launch it and then use R or python, and today I can no longer launch it and I get this error (I get the same error when I run the

Answer 1

I follow the suggestions: https://github.com/ContinuumIO/anaconda-issues/issues/6006 , https://github.com/ContinuumIO/anaconda-issues/issues/1984

These commands helped me:

conda update anaconda-navigator
conda update navigator-updater
anaconda-navigator --reset