Fatal error: Uncaught ArgumentCountError: Too few arguments to function WP_Widget::__construct(), 0 passed in /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/class-wp-widget-factory.php on line 61 and at least 2 expected in /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/class-wp-widget.php:162 Stack trace: #0 /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/class-wp-widget-factory.php(61): WP_Widget->__construct() #1 /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/widgets.php(115): WP_Widget_Factory->register('language_select...') #2 /customers/1/3/0/seng.nu/httpd.www/no/wp-content/plugins/language-selector-related/languageselectorrelatedwidget.php(58): register_widget('language_select...') #3 /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/class-wp-hook.php(287): languageSelectorRealted_register_widgets('') #4 /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(NULL, Array) #5 /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #6 /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/widgets.php(1765): do_action('widgets_init') #7 /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/class-wp-hook.php(287): wp_widgets_init('') #8 /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(NULL, Array) #9 /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #10 /customers/1/3/0/seng.nu/httpd.www/no/wp-settings.php(540): do_action('init') #11 /customers/1/3/0/seng.nu/httpd.www/no/wp-config.php(80): require_once('/customers/1/3/...') #12 /customers/1/3/0/seng.nu/httpd.www/no/wp-load.php(37): require_once('/customers/1/3/...') #13 /customers/1/3/0/seng.nu/httpd.www/no/wp-blog-header.php(13): require_once('/customers/1/3/...') #14 /customers/1/3/0/seng.nu/httpd.www/no/index.php(17): require('/customers/1/3/...') #15 {main} thrown in /customers/1/3/0/seng.nu/httpd.www/no/wp-includes/class-wp-widget.php on line 162