Fatal error: Uncaught Error: Call to undefined function add_shortcode() in C:\xampp\htdocs\WAIT FOR DELETE\wp-content\plugins\jetpack\modules\shortcodes\ustream.php:15 Stack trace: #0 {main} thrown in C:\xampp\htdocs\WAIT FOR DELETE\wp-content\plugins\jetpack\modules\shortcodes\ustream.php on line 15