Getting error wihle settng enviroment for ReactJS in my ubuntu 18.04

Question

I am trying to set environment for ReactJS in my Ubuntu 18.04 and I followed this link instructions. After installation used command 'start npm' (as instructed in the link) in terminal to start but getting this error(see the img). After this I updated node.js and npm even after this I'm getting the same error. I'm beginner in UI Development.

error I am getting

Answer 1

Probably you have to cd into the project folder created and then run the command npm start. if the error prevails then check the package.json file for start command

"scripts": {
    "start": ""
  }