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

I removed "Video Speed Controller" Chrome Extension and the error was removed. It worked for me like this. In your case there may be some other extensions too which may cause this error.