小编bha*_*aha的帖子

在 CI-CD 步骤（发布）中运行 ng build --prod 命令时，我们收到以下错误。

• ./node_modules/ng-multiselect-dropdown/fesm5/ng-multiselect-dropdown.js 中的错误模块构建失败（来自 ./node_modules/@angular-devkit/build-optimizer/src/build-optimizer/webpack-loader.js ): TypeError: 无法读取未定义的属性“种类”

这里我的 package.json 用于依赖项参考。

{
"name": "XYZ",
"version": "7.1.0",
"license": "MIT",
"angular-cli": {},
"scripts": {
"ng": "ng",
"publish": "ng build --prod",
"start": "ng serve --host 0.0.0.0 --port 4200",
"hmr": "ng serve --host 0.0.0.0 --port 4200 --hmr",
"test": "ng test",
"pree2e": "webdriver-manager update --standalone false --gecko false",
"e2e": "protractor"
  },
"private": false,
"dependencies": {
"@angular/animations": "^8.0.0",
"@angular/cdk": "^8.0.0",
"@angular/common": "^8.0.0",
"@angular/compiler": "^8.0.0",
"@angular/core": "^8.0.0",
"@angular/forms": "^8.0.0",
"@angular/platform-browser": "^8.0.0",
"@angular/platform-browser-dynamic": …