为什么故宫开始给错误的node.js？

每次我尝试运行NPM开端创建反应的应用程序内，它给了我这个错误。我已经卸载的node.js，重新安装它，所做的一切，我能想到的，但我似乎无法修复它。这是我的错误：

> react-scripts start

/Users/Eduardo/my-app/node_modules/ajv/lib/keyword.js:65
      throw new Error('custom keyword definition is invalid: '  + this.errorsText(validateDefinition.errors));
      ^

Error: custom keyword definition is invalid: data.errors should be boolean
    at Ajv.addKeyword (/Users/Eduardo/my-app/node_modules/ajv/lib/keyword.js:65:13)
    at module.exports (/Users/Eduardo/my-app/node_modules/ajv-errors/index.js:10:7)
    at Object.<anonymous> (/Users/Eduardo/my-app/node_modules/schema-utils/src/validateOptions.js:22:1)
    at Module._compile (internal/modules/cjs/loader.js:689:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:700:10)
    at Module.load (internal/modules/cjs/loader.js:599:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:538:12)
    at Function.Module._load (internal/modules/cjs/loader.js:530:3)
    at Module.require (internal/modules/cjs/loader.js:637:17)
    at require (internal/modules/cjs/helpers.js:22:18)
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] start: `react-scripts start`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the [email protected] start 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/Eduardo/.npm/_logs/2019-02-10T01_38_44_462Z-debug.log

对于启动反应，你需要：

1. Click这里浏览Node.js的主页在新标签。
2. 您应该看到链接下载Node.js的点击您所选择的下载链接。按照随后的说明安装的Node.js和NPM。如果您已经安装了Node.js的，那也没关系，这样做也无妨。
3. 新建一个文件夹
4. 打开终端的NodeJS有
5. 让npm init react-app .
6. 让npm start

More details about setting React app here