我正在嘗試在我的終端中運行 npm start，但它不起作用

Question

我正在嘗試運行“npm start”來開始一個新的 React 項目，但它不工作。 我已經這樣做了很多次，但現在我收到以下錯誤：

Starting the development server...

Error: error:0308010C:digital envelope routines::unsupported
    at new Hash (node:internal/crypto/hash:67:19)
    at Object.createHash (node:crypto:130:10)
    at module.exports (/Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/webpack/lib/util/createHash.js:135:53)
    at NormalModule._initBuildHash (/Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/webpack/lib/NormalModule.js:417:16)
    at handleParseError (/Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/webpack/lib/NormalModule.js:471:10)
    at /Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/webpack/lib/NormalModule.js:503:5
    at /Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/webpack/lib/NormalModule.js:358:12
    at /Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/loader-runner/lib/LoaderRunner.js:373:3
    at iterateNormalLoaders (/Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/loader-runner/lib/LoaderRunner.js:214:10)
    at iterateNormalLoaders (/Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/loader-runner/lib/LoaderRunner.js:221:10)
/Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/react-scripts/scripts/start.js:19
  throw err;
  ^

Error: error:0308010C:digital envelope routines::unsupported
    at new Hash (node:internal/crypto/hash:67:19)
    at Object.createHash (node:crypto:130:10)
    at module.exports (/Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/webpack/lib/util/createHash.js:135:53)
    at NormalModule._initBuildHash (/Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/webpack/lib/NormalModule.js:417:16)
    at /Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/webpack/lib/NormalModule.js:452:10
    at /Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/webpack/lib/NormalModule.js:323:13
    at /Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/loader-runner/lib/LoaderRunner.js:367:11
    at /Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/loader-runner/lib/LoaderRunner.js:233:18
    at context.callback (/Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/loader-runner/lib/LoaderRunner.js:111:13)
    at /Users/EgorUlybin/Desktop/Programming/practice folder/React/routing/node_modules/babel-loader/lib/index.js:59:103 {
  opensslErrorStack: [ 'error:03000086:digital envelope routines::initialization error' ],
  library: 'digital envelope routines',
  reason: 'unsupported',
  code: 'ERR_OSSL_EVP_UNSUPPORTED'
}

Node.js v17.2.0
EgorUlybin@MacBook-Pro routing %

在瀏覽器中，我收到的錯誤消息是：“無法訪問站點”和“本地主機拒絕連接”。

將不勝感激我能得到的任何幫助！

Answer 1

這可能是因為 nodejs 版本。

請通過 nvm 將您的 nodejs 版本從current(17)降級到LTS(16)版本。 我希望可以開始您的反應項目

Answer 2

我找到了解決此問題的方法。

只需使用yarn create react-app my-app創建一個新的 react 應用程序
然后只需復制 node_modules 文件夾並用它替換您之前的 react app node_modules 文件。