Fatal error: Uncaught Error: Call to undefined function Automattic\Jetpack\Assets\wp_is_serving_rest_request() in /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-content/plugins/insta-gallery/jetpack_vendor/automattic/jetpack-assets/src/class-script-data.php:115 Stack trace: #0 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-content/plugins/insta-gallery/jetpack_vendor/automattic/jetpack-assets/src/class-script-data.php(89): Automattic\Jetpack\Assets\Script_Data::is_authenticated_rest_request() #1 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/class-wp-hook.php(303): Automattic\Jetpack\Assets\Script_Data::render_script_data('') #2 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters('', Array) #3 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/plugin.php(470): WP_Hook->do_action(Array) #4 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/script-loader.php(2083): do_action('wp_enqueue_scri...') #5 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/class-wp-hook.php(303): wp_enqueue_scripts('') #6 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters('', Array) #7 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/plugin.php(470): WP_Hook->do_action(Array) #8 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/general-template.php(3015): do_action('wp_head') #9 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-content/themes/elvinaapro/header.php(18): wp_head() #10 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/template.php(770): require_once('/data03/virt346...') #11 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/template.php(716): load_template('/data03/virt346...', true, Array) #12 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #13 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-content/themes/elvinaapro/page.php(15): get_header() #14 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-includes/template-loader.php(106): include('/data03/virt346...') #15 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-blog-header.php(19): require_once('/data03/virt346...') #16 /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/index.php(17): require('/data03/virt346...') #17 {main} thrown in /data03/virt34689/domeenid/www.olavikaubandus.eu/htdocs/maja/wp-content/plugins/insta-gallery/jetpack_vendor/automattic/jetpack-assets/src/class-script-data.php on line 115