Fatal error: Uncaught Error: Class "WP_Widget" not found in C:\xampp\htdocs\krustpilsbaznica.lv\public_html\wp-content\plugins\jetpack\modules\widgets\gallery.php:16 Stack trace: #0 {main} thrown in C:\xampp\htdocs\krustpilsbaznica.lv\public_html\wp-content\plugins\jetpack\modules\widgets\gallery.php on line 16