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