🅰️ Angular errors

Angular errors (NG0100, NullInjectorError, NG8002…) — change detection, dependency injection and templates.

CodeErrorWhat it means
NG0100 Angular: NG0100: ExpressionChangedAfterItHasBeenCheckedError: Expression has changed after it was checked A template value changed during the same change-detection cycle in which Angular already checked it (dev-mode…
NullInjectorError Angular: NullInjectorError: No provider for X! Angular’s dependency injection couldn’t find a provider for a service/token the component needs.
NG8002 Angular: NG8002: Can't bind to 'ngModel' since it isn't a known property of 'input' The template uses a property binding that no imported directive provides — for ngModel, FormsModule isn’t imp…