I cloned the newest repo and run npm start. Every time I enter the web page, HMR will disconnect once: connect => disconnect => connect. After disconnect, it won't disconnect agin and works fine. Is this because I enter page before client compiler finish?

I cloned the newest repo and run
npm start. Every time I enter the web page, HMR will disconnect once: connect => disconnect => connect. After disconnect, it won't disconnect agin and works fine. Is this because I enter page before client compiler finish?