这个错误通常是由于 Angular CLI 版本升级或者依赖项升级导致的。解决方法包括:
rm -rf node_modules
npm install
"dependencies": {
"@angular/common": "~11.1.0",
"@angular/compiler": "~11.1.0",
"@angular/core": "~11.1.0",
...
},
"devDependencies": {
"@angular/cli": "~11.1.0",
"@angular/compiler-cli": "~11.1.0",
...
}
npm install @angular/compiler-cli@latest --save-dev
npx ngcc