Fatal error: Uncaught ArgumentCountError: Too few arguments to function WP_Widget::__construct(), 0 passed in /homepages/8/d475230309/htdocs/celine/wp-includes/class-wp-widget-factory.php on line 61 and at least 2 expected in /homepages/8/d475230309/htdocs/celine/wp-includes/class-wp-widget.php:162 Stack trace: #0 /homepages/8/d475230309/htdocs/celine/wp-includes/class-wp-widget-factory.php(61): WP_Widget->__construct() #1 /homepages/8/d475230309/htdocs/celine/wp-includes/widgets.php(115): WP_Widget_Factory->register('CI_Appointment') #2 /homepages/8/d475230309/htdocs/celine/wp-content/themes/wp_beaute5-v1.1/functions/widgets/ci_widget_appointment.php(57): register_widget('CI_Appointment') #3 /homepages/8/d475230309/htdocs/celine/wp-content/themes/wp_beaute5-v1.1/panel/widgets.php(31): require_once('/homepages/8/d4...') #4 /homepages/8/d475230309/htdocs/celine/wp-includes/class-wp-hook.php(287): ci_load_widgets('') #5 /homepages/8/d475230309/htdocs/celine/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters('', Array) #6 /homepages/8/d475230309/htdocs/celine/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #7 /homepages/8/d475230309/htdocs/celine/wp-includes/widgets.php(1765): do_action('widgets_init') #8 /homepages/8/d475230309/htdocs/celine/wp-includes/class-wp-hook.php(287): wp_widgets_init('') #9 /homepages/8/d475230309/htdocs/celine/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(NULL, Array) #10 /homepages/8/d475230309/htdocs/celine/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #11 /homepages/8/d475230309/htdocs/celine/wp-settings.php(540): do_action('init') #12 /homepages/8/d475230309/htdocs/celine/wp-config.php(99): require_once('/homepages/8/d4...') #13 /homepages/8/d475230309/htdocs/celine/wp-load.php(37): require_once('/homepages/8/d4...') #14 /homepages/8/d475230309/htdocs/celine/wp-blog-header.php(13): require_once('/homepages/8/d4...') #15 /homepages/8/d475230309/htdocs/celine/index.php(17): require('/homepages/8/d4...') #16 {main} thrown in /homepages/8/d475230309/htdocs/celine/wp-includes/class-wp-widget.php on line 162