NullInjectorError: No provider for Overlay!

2021-07-20 1,224 阅读1分钟

**core.js:6456 ERROR Error: Uncaught (in promise): NullInjectorError: R3InjectorError(AppModule)[NzNotificationService -> Overlay -> Overlay -> Overlay]: NullInjectorError: R3InjectorError(AppModule)[NzNotificationService -> Overlay -> Overlay -> Overlay]: **

1.import

import { OverlayModule } from '@angular/cdk/overlay';

2.Import in on imports

 imports: [
    BrowserModule,
    AppRoutingModule,
    FormsModule,
    HttpClientModule,
    BrowserAnimationsModule,
    IconsProviderModule,
    NzLayoutModule,
    OverlayModule,
  ],