Flutter web - 服务器响应状态为 404（未找到），main.dart.js:1

Question

从 IDE 直接运行到 chrome 时，Flutter Web 项目可以顺利运行，但是在调用flutter build web并托管构建的 Web 应用程序后，无法打开（只有一个空白页面）并显示此错误

Failed to load resource: the server responded with a status of 404 (Not Found)
main.dart.js:1 

Failed to load resource: the server responded with a status of 404 (Not Found)
(index):1 

Uncaught (in promise) TypeError: Failed to register a ServiceWorker for scope ('http://localhost:8080/') with script ('http://localhost:8080/flutter_service_worker.js'): A bad HTTP response code (404) was received when fetching the script.

Answer 1

你没有发布资源/build/web吗/web？