Fatal error: Uncaught Error: Call to undefined function add_action() in /home/antenaserwis/public_html/satserwis/wp-content/plugins/jetpack/class-jetpack-gallery-settings.php:25 Stack trace: #0 /home/antenaserwis/public_html/satserwis/wp-content/plugins/jetpack/class-jetpack-gallery-settings.php(119): Jetpack_Gallery_Settings->__construct() #1 {main} thrown in /home/antenaserwis/public_html/satserwis/wp-content/plugins/jetpack/class-jetpack-gallery-settings.php on line 25