Fatal error: Uncaught Error: Call to undefined function Automattic\Jetpack\Extensions\Calendly\add_action() in C:\xampp\htdocs\krustpilsbaznica.lv\public_html\wp-content\plugins\jetpack\extensions\blocks\calendly\calendly.php:29 Stack trace: #0 {main} thrown in C:\xampp\htdocs\krustpilsbaznica.lv\public_html\wp-content\plugins\jetpack\extensions\blocks\calendly\calendly.php on line 29