Fatal error: Uncaught ArgumentCountError: Too few arguments to function WP_Widget::__construct(), 0 passed in /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/class-wp-widget-factory.php on line 61 and at least 2 expected in /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/class-wp-widget.php:162 Stack trace: #0 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/class-wp-widget-factory.php(61): WP_Widget->__construct() #1 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/widgets.php(115): WP_Widget_Factory->register('luna_widget') #2 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-content/plugins/luna/widget.php(5): register_widget('luna_widget') #3 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/class-wp-hook.php(307): luna_load('') #4 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array) #5 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/plugin.php(476): WP_Hook->do_action(Array) #6 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/widgets.php(1854): do_action('widgets_init') #7 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/class-wp-hook.php(307): wp_widgets_init('') #8 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array) #9 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/plugin.php(476): WP_Hook->do_action(Array) #10 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-settings.php(598): do_action('init') #11 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-config.php(75): require_once('/data02/virt404...') #12 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-load.php(50): require_once('/data02/virt404...') #13 /data02/virt40410/domeenid/www.grantha.pro/pro/wp-blog-header.php(13): require_once('/data02/virt404...') #14 /data02/virt40410/domeenid/www.grantha.pro/pro/index.php(17): require('/data02/virt404...') #15 {main} thrown in /data02/virt40410/domeenid/www.grantha.pro/pro/wp-includes/class-wp-widget.php on line 162