Fatal error: Uncaught Error: Class 'WP_Widget' not found in /home/okok/public_html/andzejkulak/wp-content/themes/sydney/widgets/fp-call-to-action.php:3 Stack trace: #0 {main} thrown in /home/okok/public_html/andzejkulak/wp-content/themes/sydney/widgets/fp-call-to-action.php on line 3