我通过这两个命令升级了我的 Ionic 4 应用程序:
# Upgrading to Ionic 5
npm install @ionic/angular@latest @ionic/angular-toolkit@latest --save
# Upgrading to Angular 9
ng update @angular/core @angular/cli
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当我这样做时ionic serve
,我开始收到此错误:
> ng run app:serve --host=localhost --port=8100
[ng] chunk {} 0.js, 0.js.map () 22.1 kB [rendered]
[ng] chunk {common} common.js, common.js.map (common) 25.7 kB [rendered]
[ng]
[ng] ERROR in ./src/zone-flags.ts
[ng] Module build failed (from ./node_modules/@ngtools/webpack/src/index.js):
[ng] Error: /Users/shashank/Projects/my-app/mobile-app/src/zone-flags.ts is missing from the TypeScript compilation. Please make sure it is in your tsconfig via …
Run Code Online (Sandbox Code Playgroud) Angular JIT 编译失败:“@angular/compiler”未加载!
在开发模式下构建生产构建时出现此错误,但没有出现任何错误