React 项目未在服务器上运行（在“npm start”命令上）

Question

找不到模块“ajv/dist/compile/codegen” 需要堆栈：

• C:\Users\Dell\Desktop\mern-app\my-app ode_modules jv-keywords\dist\definitions ypeof.js
• C:\Users\Dell\Desktop\mern-app\my-app ode_modules jv-keywords\dist\keywords ypeof.js
• C:\Users\Dell\Desktop\mern-app\my-app ode_modules jv-keywords\dist\keywords\index.js
• C:\Users\Dell\Desktop\mern-app\my-app ode_modules jv-keywords\dist\index.js
• C:\Users\Dell\Desktop\mern-app\my-app ode_modules\schema-utils\dist alidate.js
• C:\Users\Dell\Desktop\mern-app\my-app ode_modules\schema-utils\dist\index.js
• C:\Users\Dell\Desktop\mern-app\my-app ode_modules\webpack-dev-server\lib\Server.js
• C:\Users\Dell\Desktop\mern-app\my-app 颂歌模块 eact-scripts\scripts\start.js

如何纠正这个问题？

Answer 1

逐步尝试以下命令：

npm uninstall ajv ajv-keywords
npm install [email protected] [email protected]
npm cache clean --force
rm -rf node_modules package-lock.json
npm install
npm start