Uncaught (in promise): NullInjectorError: R3InjectorError(AppModule)[FormBuilder -> FormBuilder -> FormBuilder]: NullInjectorError: No provider for FormBuilder! code example

Example: No provider for FormBuilder

import { FormsModule, ReactiveFormsModule } from '@angular/forms';
@NgModule({
	imports: [
    	...
    	FormsModule,
    	ReactiveFormsModule,
       	...
    ]
})