Fatal error: Uncaught Error: Call to undefined function Automattic\Jetpack\Extensions\Google_Calendar\add_action() in /usr/local/www/wordpress/wp-content/plugins/jetpack/extensions/blocks/google-calendar/google-calendar.php:31 Stack trace: #0 {main} thrown in /usr/local/www/wordpress/wp-content/plugins/jetpack/extensions/blocks/google-calendar/google-calendar.php on line 31