Fatal error: Uncaught ArgumentCountError: Too few arguments to function WP_Widget::__construct(), 0 passed in /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/class-wp-widget-factory.php on line 61 and at least 2 expected in /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/class-wp-widget.php:162
Stack trace:
#0 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/class-wp-widget-factory.php(61): WP_Widget->__construct()
#1 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/widgets.php(115): WP_Widget_Factory->register('kool_custom_pos...')
#2 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-content/themes/kool/functions.php(242): register_widget('kool_custom_pos...')
#3 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/class-wp-hook.php(307): kool_widgets_init('')
#4 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#5 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/plugin.php(474): WP_Hook->do_action(Array)
#6 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/widgets.php(1854): do_action('widgets_init')
#7 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/class-wp-hook.php(307): wp_widgets_init('')
#8 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#9 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/plugin.php(474): WP_Hook->do_action(Array)
#10 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-settings.php(587): do_action('init')
#11 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-config.php(185): require_once('/data01/virt802...')
#12 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-load.php(50): require_once('/data01/virt802...')
#13 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-blog-header.php(13): require_once('/data01/virt802...')
#14 /data01/virt80290/domeenid/www.sootamme.ee/rehnung/index.php(17): require('/data01/virt802...')
#15 {main}
thrown in /data01/virt80290/domeenid/www.sootamme.ee/rehnung/wp-includes/class-wp-widget.php on line 162