Fatal error: Uncaught Error: Class 'MetaSlider_Widget' not found in /home/h005347862/mc-opic.ru/docs/wp-includes/class-wp-widget-factory.php:61 Stack trace: #0 /home/h005347862/mc-opic.ru/docs/wp-includes/widgets.php(115): WP_Widget_Factory->register('MetaSlider_Widg...') #1 /home/h005347862/mc-opic.ru/docs/wp-content/plugins/ml-slider/ml-slider.php(366): register_widget('MetaSlider_Widg...') #2 /home/h005347862/mc-opic.ru/docs/wp-includes/class-wp-hook.php(307): MetaSliderPlugin->register_metaslider_widget('') #3 /home/h005347862/mc-opic.ru/docs/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array) #4 /home/h005347862/mc-opic.ru/docs/wp-includes/plugin.php(474): WP_Hook->do_action(Array) #5 /home/h005347862/mc-opic.ru/docs/wp-includes/widgets.php(1854): do_action('widgets_init') #6 /home/h005347862/mc-opic.ru/docs/wp-includes/class-wp-hook.php(307): wp_widgets_init('') #7 /home/h005347862/mc-opic.ru/docs/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array) #8 /home/h005347862/mc-opic. in /home/h005347862/mc-opic.ru/docs/wp-includes/class-wp-widget-factory.php on line 61