Cannot find the module Angular2 Typescript

My vscode shows error in the line Cannot find the module and highlights CreateTaskComponent line of app.module.ts

My code

app.module.ts

import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';

import { AppComponent }  from './app.component';
import { CreateTaskComponent} from './app/taskList/create-task.component';
@NgModule({
  imports: [ BrowserModule ],
  declarations: [ AppComponent, CreateTaskComponent ],
  bootstrap: [ AppComponent ]
})
export class AppModule { }

create-task.component.ts

import {Component} from '@angular/core';
@Component({
    selector:'create-task',
    templateUrl: 'app/taskList/create-task.component.html'

})
export class CreateTaskComponent{
        pageTitle : string ='Create a Task';

}

Folder structure is

Copyright Notice：Content Author:「Aravind」，Reproduced under the CC 4.0 BY-SA copyright license with a link to the original source and this disclaimer.
Link to original article：https://stackoverflow.com/questions/41435923/cannot-find-the-module-angular2-typescript