老师我在webpack-demo下npm run dev的时候儿报错儿了:

0 info it worked if it ends with ok
1 verbose cli [ ‘/usr/local/bin/node’, ‘/usr/local/bin/npm’, ‘run’, ‘dev’ ]
2 info using npm@6.14.8
3 info using node@v9.4.0
4 verbose run-script [ ‘predev’, ‘dev’, ‘postdev’ ]
5 info lifecycle 07-webpack-demo@1.0.0~predev: 07-webpack-demo@1.0.0
6 info lifecycle 07-webpack-demo@1.0.0~dev: 07-webpack-demo@1.0.0
7 verbose lifecycle 07-webpack-demo@1.0.0~dev: unsafe-perm in lifecycle true
8 verbose lifecycle 07-webpack-demo@1.0.0~dev: PATH: /usr/local/lib/node_modules/npm/node_modules/npm-lifecycle/node-gyp-bin:/Users/chrislyr/Document/GitHub/ComputerScienceBasics/FrontendInterview/frame-project-interview/webpack-demo/node_modules/.bin:/Library/Frameworks/Python.framework/Versions/3.6/bin:/Library/Frameworks/Python.framework/Versions/2.7/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/Library/TeX/texbin:/usr/local/go/bin:/opt/X11/bin:/Library/Apple/usr/bin:/Applications/Wireshark.app/Contents/MacOS
9 verbose lifecycle 07-webpack-demo@1.0.0~dev: CWD: /Users/chrislyr/Document/GitHub/ComputerScienceBasics/FrontendInterview/frame-project-interview/webpack-demo
10 silly lifecycle 07-webpack-demo@1.0.0~dev: Args: [ ‘-c’,
10 silly lifecycle ‘webpack-dev-server --config build-multi-entry/webpack.dev.js’ ]
11 silly lifecycle 07-webpack-demo@1.0.0~dev: Returned: code: 1 signal: null
12 info lifecycle 07-webpack-demo@1.0.0~dev: Failed to exec dev script
13 verbose stack Error: 07-webpack-demo@1.0.0 dev: webpack-dev-server --config build-multi-entry/webpack.dev.js
13 verbose stack Exit status 1
13 verbose stack at EventEmitter. (/usr/local/lib/node_modules/npm/node_modules/npm-lifecycle/index.js:332:16)
13 verbose stack at EventEmitter.emit (events.js:160:13)
13 verbose stack at ChildProcess. (/usr/local/lib/node_modules/npm/node_modules/npm-lifecycle/lib/spawn.js:55:14)
13 verbose stack at ChildProcess.emit (events.js:160:13)
13 verbose stack at maybeClose (internal/child_process.js:943:16)
13 verbose stack at Process.ChildProcess._handle.onexit (internal/child_process.js:220:5)
14 verbose pkgid 07-webpack-demo@1.0.0
15 verbose cwd /Users/chrislyr/Document/GitHub/ComputerScienceBasics/FrontendInterview/frame-project-interview/webpack-demo
16 verbose Darwin 19.6.0
17 verbose argv “/usr/local/bin/node” “/usr/local/bin/npm” “run” "dev"
18 verbose node v9.4.0
19 verbose npm v6.14.8
20 error code ELIFECYCLE
21 error errno 1
22 error 07-webpack-demo@1.0.0 dev: webpack-dev-server --config build-multi-entry/webpack.dev.js
22 error Exit status 1
23 error Failed at the 07-webpack-demo@1.0.0 dev script.
23 error This is probably not a problem with npm. There is likely additional logging output above.
24 verbose exit [ 1, true ]

您能看出是啥问题么…… 我试了 npm uninstall, npm cache clean --force, npm install但还是不行……