<img width="510" alt="Screenshot 2020-03-19 at 4 55 09 PM" src="https://user-images.githubusercontent.com/1664614/77054621-93c71c80-6a02-11ea-8b9c-92c847e00ad2.png"> This is probably because since React 16.3, `componentWillReceiveProps` has been marked as unsafe: https://reactjs.org/blog/2018/03/27/update-on-async-rendering.html
This is probably because since React 16.3,
componentWillReceivePropshas been marked as unsafe: https://reactjs.org/blog/2018/03/27/update-on-async-rendering.html