Fatal error: Uncaught Error: Call to undefined function Automattic\Jetpack\Extensions\Subscriber_Login\add_action() in /var/www/html/skarbysmaku/wp-content/plugins/jetpack/extensions/blocks/subscriber-login/subscriber-login.php:41 Stack trace: #0 {main} thrown in /var/www/html/skarbysmaku/wp-content/plugins/jetpack/extensions/blocks/subscriber-login/subscriber-login.php on line 41