How to fix 'Unchecked runtime.lastError: Could not establish connection. Receiving end does not exist.'

Question

I have the following error in the Chrome Dev Tools console on every page-load of my Node/Express/React application:

Unchecked runtime.lastError: Could not es

Answer 1

Oddly enough, for myself I simply disabled all my extensions and the error went away.

However, after re-enabling all of the ones I disabled, the error was still gone.