【现象】

D:\work\ideaIU-2017.3.1.win\bin\runnerw.exe "D:\Program Files\nodejs\node.exe" "D:\Program Files\nodejs\node_modules\npm\bin\npm-cli.js" run dev --scripts-prepend-node-path=auto

> manager@4.2.1 dev D:\work\idea\managerfront
> vue-cli-service serve --open

 ERROR  Error loading vue.config.js:
 ERROR  Error: Cannot find module '@sentry/webpack-plugin'
 Require stack:
- D:\work\idea\managerfront\vue.config.js
- D:\work\idea\managerfront\node_modules\@vue\cli-service\lib\Service.js
- D:\work\idea\managerfront\node_modules\@vue\cli-service\bin\vue-cli-service.js
Error: Cannot find module '@sentry/webpack-plugin'
Require stack:
- D:\work\idea\managerfront\vue.config.js
- D:\work\idea\managerfront\node_modules\@vue\cli-service\lib\Service.js
- D:\work\idea\managerfront\node_modules\@vue\cli-service\bin\vue-cli-service.js
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:794:15)
    at Function.Module._load (internal/modules/cjs/loader.js:687:27)
    at Module.require (internal/modules/cjs/loader.js:849:19)
    at require (internal/modules/cjs/helpers.js:74:18)
    at Object.<anonymous> (D:\work\idea\managerfront\vue.config.js:14:22)
    at Module._compile (internal/modules/cjs/loader.js:956:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:973:10)
    at Module.load (internal/modules/cjs/loader.js:812:32)
    at Function.Module._load (internal/modules/cjs/loader.js:724:14)
    at Module.require (internal/modules/cjs/loader.js:849:19)
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! manager@4.2.1 dev: `vue-cli-service serve --open`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the manager@4.2.1 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\admin\AppData\Roaming\npm-cache\_logs\2021-10-06T03_02_01_216Z-debug.log

Process finished with exit code 1

【解决方法】

下载地址https://download.csdn.net/download/jlq_diligence/28725246，下载后

放在vue项目node_modules目录下