Fatal error:  Uncaught Error: Class "domDocument" not found in /var/www/html/wp-content/themes/uncode/core/inc/helpers.php:980
Stack trace:
#0 /var/www/html/wp-content/themes/uncode/partials/elements.php(2660): uncode_get_oembed()
#1 /var/www/html/wp-content/themes/uncode/vc_templates/vc_gallery.php(1713): uncode_create_single_block()
#2 /var/www/html/wp-content/plugins/uncode-js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(533): require('...')
#3 /var/www/html/wp-content/plugins/uncode-js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(504): WPBakeryShortCode->loadTemplate()
#4 /var/www/html/wp-content/plugins/uncode-js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(643): WPBakeryShortCode->content()
#5 /var/www/html/wp-content/plugins/uncode-js_composer/include/helpers/helpers.php(1791): WPBakeryShortCode->output()
#6 /var/www/html/wp-includes/shortcodes.php(434): vc_do_shortcode()
#7 [internal function]: do_shortcode_tag()
#8 /var/www/html/wp-includes/shortcodes.php(273): preg_replace_callback()
#9 /var/www/html/wp-content/themes/uncode/core/inc/customizer.php(69): do_shortcode()
#10 /var/www/html/wp-content/themes/uncode/vc_templates/vc_column.php(982): uncode_remove_p_tag()
#11 /var/www/html/wp-content/plugins/uncode-js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(533): require('...')
#12 /var/www/html/wp-content/plugins/uncode-js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(504): WPBakeryShortCode->loadTemplate()
#13 /var/www/html/wp-content/plugins/uncode-js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(643): WPBakeryShortCode->content()
#14 /var/www/html/wp-content/plugins/uncode-js_composer/include/helpers/helpers.php(1791): WPBakeryShortCode->output()
#15 /var/www/html/wp-includes/shortcodes.php(434): vc_do_shortcode()
#16 [internal function]: do_shortcode_tag()
#17 /var/www/html/wp-includes/shortcodes.php(273): preg_replace_callback()
#18 /var/www/html/wp-content/themes/uncode/core/inc/customizer.php(69): do_shortcode()
#19 /var/www/html/wp-content/themes/uncode/vc_templates/vc_row.php(1717): uncode_remove_p_tag()
#20 /var/www/html/wp-content/plugins/uncode-js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(533): require('...')
#21 /var/www/html/wp-content/plugins/uncode-core/includes/vc_extend/modules/row/extend.php(19): WPBakeryShortCode->loadTemplate()
#22 /var/www/html/wp-content/plugins/uncode-js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(643): uncode_row->content()
#23 /var/www/html/wp-content/plugins/uncode-js_composer/include/helpers/helpers.php(1791): WPBakeryShortCode->output()
#24 /var/www/html/wp-includes/shortcodes.php(434): vc_do_shortcode()
#25 [internal function]: do_shortcode_tag()
#26 /var/www/html/wp-includes/shortcodes.php(273): preg_replace_callback()
#27 /var/www/html/wp-content/themes/uncode/core/inc/customizer.php(69): do_shortcode()
#28 /var/www/html/wp-content/themes/uncode/page.php(634): uncode_remove_p_tag()
#29 /var/www/html/wp-includes/template-loader.php(106): include('...')
#30 /var/www/html/wp-blog-header.php(19): require_once('...')
#31 /var/www/html/index.php(17): require('...')
#32 {main}
  thrown in /var/www/html/wp-content/themes/uncode/core/inc/helpers.php on line 980