在运行npm run dev之前,需要确保配置文件正确设置,并且项目的入口文件存在。 端口冲突问题:npm run dev通常会在本地启动一个开发服务器,并监听某个端口。如果该端口已经被其他进程占用,就会导致npm run dev无法正常运行。可以尝试修改配置文件中的端口号,或者关闭占用该端口的进程。 编译错误:在运行npm run dev时,...
"dev": "react-scripts start"} 确保你使用的是正确的 React 脚手架版本,并且与你的项目兼容。你可以通过运行以下命令来更新 React 脚手架: npm install react-scripts@latest 如果以上步骤都没有解决问题,可能是由于其他环境问题或配置问题。你可以尝试创建一个新的 React 项目,看看是否能够正常运行。这可以帮助...
[链接]使用 npx create-expo-app x-s 创建的项目会有app/(tabs)app/(tabs)/_layout.tsxapp/+not-found.tsx这样 ( + 开头的文件夹和文件,这是在我之前写 python 和 vue 没有见过,一般编程对于文件夹和文件名的开头都是英文,但是 react native 生态下居然会有 ( + 这些字符开头?为什么 react native 要...
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我有一个nodejs和reactjs项目。我有writen服务器,它自己工作,写一个react SPA,它自己也在工作。我使用“concurrency”来启动它们,但随后得到以下错误: [0] npm ERR! missing script: servernpm run client [0] [0] npm ERR! A complete log of this run can be found in: ...
❝NPM 组件 和你的项目使用了 React Hooks 的情况,React 会报致命异常。(原因是 React Hooks 依赖上下文,所以全局只能使用一个,即使是版本完全一样的,官方推荐的解决方法 React 错误提示[2]) ❞ 三、更好的调试方式:yalc 官方文档[3] yalc 将组件的包依赖提升至应用中,在全局添加组件依赖,在应用下新建文件...
1.0.6 Fixes preserveHostHdr not working, skip userResDecorator on 304, add maybeSkipToNext, test improvements and cleanup. 1.0.5 Minor documentation and test patches 1.0.4 Minor documentation, test, and package fixes 1.0.3 Fixes 'limit option is not taken into account 1.0.2 Minor docs corre...
出现类似Cannot find module 'react-dev-utils/getPublicUrlOrPath'一般是项目中没有下载报错中提到的模块(可以在项目中package.json文件dependencies属性查看) 这时候只要使用指令 npm install --save-dev react-dev-utils install找不到的模块就可以解决大部分这类问题。但是有时候install会报ERESOLVE unable to resol...
There are optimisations that react-scripts (create-react-app's build scripts) do during build that are only applied if NODE_ENV is 'production'. The NODE_ENV is not supposed to reflect what server you are building for - it's for whether you're working in a development mode (with webpac...
However, no html elements are rendered at all: main.tsx isn't run?. This same identical setup used to work 3 days ago. I received a Webview2 update from Windows yesterday and then it stopped working I think. There are no errors in the web console. Interestingly, release builds work ...