npm run dev 报错

Question

js-code@1.0.0 dev D:\js-code

webpack --config ./webpack.dev.config.js --mode development

D:\js-code\node_modules_webpack-cli@2.1.5@webpack-cli\bin\config-yargs.js:89
describe: optionsSchema.definitions.output.properties.path.description,
^

TypeError: Cannot read property ‘properties’ of undefined
at module.exports (D:\js-code\node_modules_webpack-cli@2.1.5@webpack-cli\bin\config-yargs.js:89:48)
at D:\js-code\node_modules_webpack-cli@2.1.5@webpack-cli\bin\webpack.js:60:27
at Object. (D:\js-code\node_modules_webpack-cli@2.1.5@webpack-cli\bin\webpack.js:515:3)
at Module._compile (internal/modules/cjs/loader.js:776:30)
at Object.Module._extensions…js (internal/modules/cjs/loader.js:787:10)
at Module.load (internal/modules/cjs/loader.js:653:32)
at tryModuleLoad (internal/modules/cjs/loader.js:593:12)
at Function.Module._load (internal/modules/cjs/loader.js:585:3)
at Module.require (internal/modules/cjs/loader.js:690:17)
at require (internal/modules/cjs/helpers.js:25:18)
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! js-code@1.0.0 dev: webpack --config ./webpack.dev.config.js --mode development
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the js-code@1.0.0 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! C:\Users\Administrator\AppData\Roaming\npm-cache_logs\2019-10-20T13_39_23_782Z-debug.log

这是怎么回事？

Answer 1

双越 2019-10-20 22:25:48

可能是 npm 插件版本不一致的问题。建议你下载下来我的代码，然后直接 npm i 安装，看是否还会报错？

• 提问者 慕粉3946981 #1

  我尝试下

• 提问者 慕粉3946981 #2

  我把你 package.json 文件里面的所有代码复制过来，然后再 cnpm i 安装也是报刚才那个错误
  TypeError: Cannot read property 'properties' of undefined

• 提问者 慕粉3946981 #3

  我把你的代码下载下来后，使用cnpm i 安装 插件，然后跑 npm run dev ，也报错了

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