Я пытаюсь интегрировать ng-material-treetable в угловое приложение.https://www.npmjs.com/package/ng-material-treetable но это показывает ошибку типа,
core.js:15723 ERROR Error: Uncaught (in promise): Error: BrowserModule has already been loaded. If you need access to common directives such as NgIf and NgFor from a lazy loaded module, import CommonModule instead.
, но я добавил BrowserModule, BrowserAnimationsModule
только в app.modules.ts.
после того, как поиск в поисковой системе получил некоторые идеи, по ссылке https://angularscript.com/angular-material-tree-table-component/ также не работает та же ошибка.
Package.json для справки.
"devDependencies": {
"@angular-devkit/build-angular": "^0.13.5",
"@angular/cli": "^7.2.2",
"@angular/compiler-cli": "^7.0.0",
"@angular/language-service": "^7.0.0",
"@ckeditor/ckeditor5-angular": "^1.0.0",
"@ckeditor/ckeditor5-build-classic": "^11.1.1",
"@types/c3": "^0.6.0",
"@types/chartist": "^0.9.37",
"@types/datatables.net": "^1.10.10",
"@types/jasmine": "~2.8.6",
"@types/jasminewd2": "~2.0.3",
"@types/jquery": "^3.3.6",
"@types/node": "^8.10.43",
"codelyzer": "~4.2.1",
"jasmine-core": "~2.99.1",
"jasmine-spec-reporter": "~4.2.1",
"karma": "~1.7.1",
"karma-chrome-launcher": "~2.2.0",
"karma-coverage-istanbul-reporter": "~1.4.2",
"karma-jasmine": "~1.1.1",
"karma-jasmine-html-reporter": "^0.2.2",
"protractor": "^5.4.0",
"ts-node": "~7.0.0",
"typescript": "~3.1.1"
}
}
Заранее спасибо.