DeepSkyStacker

Fatal error: Uncaught Error: Class "DG_Gallery" not found in /htdocs/astronomie.ae-isae-supaero.fr/wp-content/plugins/document-gallery/inc/class-gallery.php:6 Stack trace: #0 /htdocs/astronomie.ae-isae-supaero.fr/wp-content/plugins/document-gallery/inc/class-document-gallery.php(23): include_once() #1 /htdocs/astronomie.ae-isae-supaero.fr/wp-includes/shortcodes.php(433): DocumentGallery::doShortcode(Array, '', 'dg') #2 [internal function]: do_shortcode_tag(Array) #3 /htdocs/astronomie.ae-isae-supaero.fr/wp-includes/shortcodes.php(273): preg_replace_callback('/\\[(\\[?)(dg)(?!...', 'do_shortcode_ta...', '<p>DeepSkyStack...') #4 /htdocs/astronomie.ae-isae-supaero.fr/wp-includes/class-wp-hook.php(324): do_shortcode('<p>DeepSkyStack...') #5 /htdocs/astronomie.ae-isae-supaero.fr/wp-includes/plugin.php(205): WP_Hook->apply_filters('<p>DeepSkyStack...', Array) #6 /htdocs/astronomie.ae-isae-supaero.fr/wp-includes/post-template.php(256): apply_filters('the_content', 'DeepSkyStacker ...') #7 /htdocs/astronomie.ae-isae-supaero.fr/wp-content/themes/twentysixteen/template-parts/content-single.php(22): the_content() #8 /htdocs/astronomie.ae-isae-supaero.fr/wp-includes/template.php(812): require('/htdocs/astrono...') #9 /htdocs/astronomie.ae-isae-supaero.fr/wp-includes/template.php(745): load_template('/htdocs/astrono...', false, Array) #10 /htdocs/astronomie.ae-isae-supaero.fr/wp-includes/general-template.php(206): locate_template(Array, true, false, Array) #11 /htdocs/astronomie.ae-isae-supaero.fr/wp-content/themes/twentysixteen/single.php(19): get_template_part('template-parts/...', 'single') #12 /htdocs/astronomie.ae-isae-supaero.fr/wp-includes/template-loader.php(106): include('/htdocs/astrono...') #13 /htdocs/astronomie.ae-isae-supaero.fr/wp-blog-header.php(19): require_once('/htdocs/astrono...') #14 /htdocs/astronomie.ae-isae-supaero.fr/index.php(17): require('/htdocs/astrono...') #15 {main} thrown in /htdocs/astronomie.ae-isae-supaero.fr/wp-content/plugins/document-gallery/inc/class-gallery.php on line 6