php - cnpm run dev reports an error when running under laravel5.4!

Question

The error message is as follows, I hope the experts can help me take a look! Thanks! !

Error: Cannot find module '/Users/zhangchunbo/www/coding98/node_modules/laravel-mix/setup/webpack.config.js'
    at Function.Module._resolveFilename (module.js:470:15)
    at Function.Module._load (module.js:418:25)
    at Module.require (module.js:498:17)
    at require (internal/module.js:20:19)
    at requireConfig (/Users/zhangchunbo/www/coding98/node_modules/webpack/bin/convert-argv.js:96:18)
    at /Users/zhangchunbo/www/coding98/node_modules/webpack/bin/convert-argv.js:109:17
    at Array.forEach (native)
    at module.exports (/Users/zhangchunbo/www/coding98/node_modules/webpack/bin/convert-argv.js:107:15)
    at Object.<anonymous> (/Users/zhangchunbo/www/coding98/node_modules/webpack/bin/webpack.js:153:40)
    at Module._compile (module.js:571:32)

npm ERR! Darwin 15.0.0
npm ERR! argv "/usr/local/Cellar/node/7.9.0/bin/node" "/usr/local/bin/npm" "run" "development"
npm ERR! node v7.9.0
npm ERR! npm  v4.2.0
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! @ development: `cross-env NODE_ENV=development node_modules/webpack/bin/webpack.js --progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the @ development script 'cross-env NODE_ENV=development node_modules/webpack/bin/webpack.js --progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js'.
npm ERR! Make sure you have the latest version of node.js and npm installed.
npm ERR! If you do, this is most likely a problem with the  package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     cross-env NODE_ENV=development node_modules/webpack/bin/webpack.js --progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js
npm ERR! You can get information on how to open an issue for this project with:
npm ERR!     npm bugs 
npm ERR! Or if that isn't available, you can get their info via:
npm ERR!     npm owner ls 
npm ERR! There is likely additional logging output above.

npm ERR! Please include the following file with any support request:
npm ERR!     /Users/zhangchunbo/.npm/_logs/2017-06-28T11_47_29_253Z-debug.log

npm ERR! Darwin 15.0.0
npm ERR! argv "/usr/local/Cellar/node/7.9.0/bin/node" "/usr/local/lib/node_modules/cnpm/node_modules/.bin/npm" "--userconfig=/Users/zhangchunbo/.cnpmrc" "--disturl=https://npm.taobao.org/mirrors/node" "--registry=https://registry.npm.taobao.org" "run" "dev"
npm ERR! node v7.9.0
npm ERR! npm  v3.10.10
npm ERR! code ELIFECYCLE
npm ERR! @ dev: `npm run development`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the @ dev script 'npm run development'.
npm ERR! Make sure you have the latest version of node.js and npm installed.
npm ERR! If you do, this is most likely a problem with the  package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     npm run development
npm ERR! You can get information on how to open an issue for this project with:
npm ERR!     npm bugs 
npm ERR! Or if that isn't available, you can get their info via:
npm ERR!     npm owner ls 
npm ERR! There is likely additional logging output above.

npm ERR! Please include the following file with any support request:
npm ERR!     /Users/zhangchunbo/www/coding98/npm-debug.log

Run cnpm install and the following error will be reported;

⚠ tunneling socket could not be established, cause=connect EHOSTUNREACH 0.0.31.182:80 - Local (192.168.1.103:49803)
  ⚠ mozjpeg pre-build test failed
  ℹ compiling from source

Resetting the proxy produced a new error:

npm config set proxy http://proxy.company.com:8080
npm config set https-proxy http://proxy.company.com:8080

The error is as follows:

npm ERR! code ELIFECYCLE
npm ERR! errno 2
npm ERR! @ development: `cross-env NODE_ENV=development node_modules/webpack/bin/webpack.js --progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js`
npm ERR! Exit status 2
npm ERR! 
npm ERR! Failed at the @ development script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /Users/zhangchunbo/.npm/_logs/2017-06-28T14_26_52_322Z-debug.log
npm ERR! code ELIFECYCLE
npm ERR! errno 2
npm ERR! @ dev: `npm run development`
npm ERR! Exit status 2
npm ERR! 
npm ERR! Failed at the @ dev script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /Users/zhangchunbo/.npm/_logs/2017-06-28T14_26_52_350Z-debug.log

Answer 1

This error report:

Cannot find module '/Users/zhangchunbo/www/coding98/node_modules/laravel-mix/setup/webpack.config.js'

Indicates that this file does not exist. Before running npm run dev, you need to npm install and install some dependency packages through package.json configuration. Please confirm that you have done this.