What is the problem with starting npm start and how to solve it?
The screenshot above shows that there is no permission. sudo npm startTry it
sudo npm start
Try deleting node_modules and re-execute npm installTry again
node_modules
npm install
It should be that there is no sudo permission
Just re-execute sudo npm install webpack-dev-server, but in the end webpack failed to compile after execution
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
The screenshot above shows that there is no permission.
sudo npm startTry itTry deleting
node_modulesand re-executenpm installTry againIt should be that there is no sudo permission
Just re-execute sudo npm install webpack-dev-server, but in the end webpack failed to compile after execution