Grid state load with hidden columns triggers NG0100 error in ngAfterViewInit #4773
Description
Description
Grid state load that includes hidden columns triggers an NG0100 error during ngAfterViewInit change detection.
Error: NG0100: ExpressionChangedAfterItHasBeenCheckedError: Expression has changed after it was checked. Previous value for 'attr.aria-colcount': '5'. Current value: '4'. Expression location: GridComponent component. Find more at https://angular.dev/errors/NG0100
Steps To Reproduce
- Open the following example
- Hide one column and save the state.
- Reload the demo window and check the console.
Screenshots or video
Screen.Recording.2025-11-14.at.8.33.24.mov
Workaround
Use setTimeout or trigger Angular's change detection after loading the state.