wengfu1983 Igniter\Flame\Exception\SystemException: Component “newsletter” is not registered. in C:\xampp\htdocs\Tastyigniter\app\system\classes\ComponentManager.php:236
roydeanjr wengfu1983 That usually pops up when you remove a component while editing a page and then don’t also remove the text that calls the component in the Markup tab of the page you were editing. Go to where @mlattke suggested and from the Markup tab, remove the text associated with the newsletter component; something like @component('newsletter')
mlattke wengfu1983 check extension setting status. Also check the page where the error is showing up if the component is registered correctly. Admin -> Design -> Themes -> Theme -> Edit -> Pages -> …here the page is showing the error