Fatal error: Uncaught Error: Call to undefined method WP_HTML_Tag_Processor::class_list() in /home/internau/public_html/wp-content/plugins/jetpack-boost/jetpack_vendor/automattic/jetpack-image-cdn/src/class-image-cdn.php:483 Stack trace: #0 /home/internau/public_html/wp-includes/class-wp-hook.php(310): Automattic\Jetpack\Image_CDN\Image_CDN::filter_the_content('<div id='retwee...') #1 /home/internau/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters('<div id='retwee...', Array) #2 /home/internau/public_html/wp-includes/formatting.php(3980): apply_filters('the_content', '<img class="ali...') #3 /home/internau/public_html/wp-includes/class-wp-hook.php(310): wp_trim_excerpt('<img class="ali...', Object(WP_Post)) #4 /home/internau/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters('', Array) #5 /home/internau/public_html/wp-content/plugins/jetpack/_inc/lib/class.media-summary.php(405): apply_filters('get_the_excerpt', '', Object(WP_Post)) #6 /home/internau/public_html/wp-content/plugins/jetpack/_inc/lib/class.media-summary.php(89): Jetpack_Media_Summary::get_excerpt('<img class="ali...', '', 16, 256, Object(WP_Post)) #7 /home/internau/public_html/wp-content/plugins/jetpack/enhanced-open-graph.php(34): Jetpack_Media_Summary::get(1094) #8 /home/internau/public_html/wp-includes/class-wp-hook.php(312): enhanced_og_image(Array) #9 /home/internau/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters(Array, Array) #10 /home/internau/public_html/wp-content/plugins/jetpack/functions.opengraph.php(228): apply_filters('jetpack_open_gr...', Array, Array) #11 /home/internau/public_html/wp-includes/class-wp-hook.php(310): jetpack_og_tags('') #12 /home/internau/public_html/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters(NULL, Array) #13 /home/internau/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #14 /home/internau/public_html/wp-includes/general-template.php(3053): do_action('wp_head') #15 /home/internau/public_html/wp-content/themes/inspirekt/header.php(19): wp_head() #16 /home/internau/public_html/wp-includes/template.php(785): require_once('/home/internau/...') #17 /home/internau/public_html/wp-includes/template.php(720): load_template('/home/internau/...', true, Array) #18 /home/internau/public_html/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #19 /home/internau/public_html/wp-content/themes/inspirekt/page.php(13): get_header() #20 /home/internau/public_html/wp-includes/template-loader.php(106): include('/home/internau/...') #21 /home/internau/public_html/wp-blog-header.php(19): require_once('/home/internau/...') #22 /home/internau/public_html/index.php(17): require('/home/internau/...') #23 {main} thrown in /home/internau/public_html/wp-content/plugins/jetpack-boost/jetpack_vendor/automattic/jetpack-image-cdn/src/class-image-cdn.php on line 483