Expression ___ has changed after it was checked

Question

Why is the component in this simple plunk

@Component({
  selector: \'my-app\',
  template: `
I\'m {{message}} 
`,
})
export class App {         


        

Answer 1

I got similar error while working with datatable. What happens is when you use *ngFor inside another *ngFor datatable throw this error as it interepts angular change cycle. SO instead of using datatable inside datatable use one regular table or replace mf.data with the array name. This works fine.