Fatal error: Uncaught Error: Class 'DOMDocument' not found in /var/www/html/html/wp-content/plugins/email-before-download/includes/class-email-before-download-form.php:32 Stack trace: #0 /var/www/html/html/wp-content/plugins/email-before-download/includes/class-email-before-download-shortcode.php(67): Email_Before_Download_Form->html() #1 /var/www/html/html/wp-includes/shortcodes.php(319): Email_Before_Download_Shortcode->init_shortcode(Array, '', 'email-download') #2 [internal function]: do_shortcode_tag(Array) #3 /var/www/html/html/wp-includes/shortcodes.php(197): preg_replace_callback('/\\[(\\[?)(email\\...', 'do_shortcode_ta...', '<p>&nbsp;</p>\n<...') #4 /var/www/html/html/wp-includes/class-wp-hook.php(286): do_shortcode('<p>&nbsp;</p>\n<...') #5 /var/www/html/html/wp-includes/plugin.php(203): WP_Hook->apply_filters('<p>&nbsp;</p>\n<...', Array) #6 /var/www/html/html/wp-includes/post-template.php(240): apply_filters('the_content', '&nbsp;\r\n\r\n<img ...') #7 /var/www/html/html/wp-content/themes/enfold/includes/loop- in /var/www/html/html/wp-content/plugins/email-before-download/includes/class-email-before-download-form.php on line 32