Fatal error: Uncaught Error: Call to undefined function create_function() in /var/www/wp-content/plugins/smart-grid-gallery/includes/justified-gallery/JustifiedGalleryClass.php:709
Stack trace:
#0 /var/www/wp-content/plugins/smart-grid-gallery/includes/justified-gallery/JustifiedGalleryClass.php(28): JustifiedGallery->to_camel_case(Array)
#1 /var/www/wp-content/plugins/smart-grid-gallery/includes/SmartGridGalleryClass.php(68): JustifiedGallery->__construct(Array)
#2 /var/www/wp-includes/shortcodes.php(434): SmartGridGallery->shortcode(Array, '</p>\n<p>[galler...', 'smart-grid')
#3 [internal function]: do_shortcode_tag(Array)
#4 /var/www/wp-includes/shortcodes.php(273): preg_replace_callback('/\\[(\\[?)(galler...', 'do_shortcode_ta...', '<p>On June 19th...')
#5 /var/www/wp-includes/class-wp-hook.php(324): do_shortcode('<p>On June 19th...')
#6 /var/www/wp-includes/plugin.php(205): WP_Hook->apply_filters('<p>On June 19th...', Array)
#7 /var/www/wp-includes/post-template.php(256): apply_filters('the_content', 'On June 19th, t...')
#8 /var/www/wp-content/themes/Divi/includes/builder/frontend-builder/theme-builder/frontend.php(658): the_content()
#9 /var/www/wp-content/themes/Divi/includes/builder/module/type/PostContent.php(504): et_theme_builder_frontend_render_post_content()
#10 /var/www/wp-content/themes/Divi/includes/builder/class-et-builder-element.php(3340): ET_Builder_Module_Type_PostContent->render(Array, '', 'et_pb_post_cont...', '', '', '', '', '')
#11 /var/www/wp-includes/shortcodes.php(434): ET_Builder_Element->_render(Array, '', 'et_pb_post_cont...')
#12 [internal function]: do_shortcode_tag(Array)
#13 /var/www/wp-includes/shortcodes.php(273): preg_replace_callback('/\\[(\\[?)(et_pb_...', 'do_shortcode_ta...', '[et_pb_post_con...')
#14 /var/www/wp-content/themes/Divi/includes/builder/main-structure-elements.php(3784): do_shortcode('[et_pb_post_con...')
#15 /var/www/wp-content/themes/Divi/includes/builder/class-et-builder-element.php(3340): ET_Builder_Column->render(Array, '[et_pb_post_con...', 'et_pb_column', '', '', '', '', '')
#16 /var/www/wp-includes/shortcodes.php(434): ET_Builder_Element->_render(Array, '[et_pb_post_con...', 'et_pb_column')
#17 [internal function]: do_shortcode_tag(Array)
#18 /var/www/wp-includes/shortcodes.php(273): preg_replace_callback('/\\[(\\[?)(et_pb_...', 'do_shortcode_ta...', '[et_pb_column t...')
#19 /var/www/wp-content/themes/Divi/includes/builder/main-structure-elements.php(2274): do_shortcode('[et_pb_column t...')
#20 /var/www/wp-content/themes/Divi/includes/builder/class-et-builder-element.php(3340): ET_Builder_Row->render(Array, '[et_pb_column t...', 'et_pb_row', '', '', '', '', '')
#21 /var/www/wp-includes/shortcodes.php(434): ET_Builder_Element->_render(Array, '[et_pb_column t...', 'et_pb_row')
#22 [internal function]: do_shortcode_tag(Array)
#23 /var/www/wp-includes/shortcodes.php(273): preg_replace_callback('/\\[(\\[?)(et_pb_...', 'do_shortcode_ta...', '[et_pb_row _bui...')
#24 /var/www/wp-content/themes/Divi/includes/builder/main-structure-elements.php(1606): do_shortcode('[et_pb_row _bui...')
#25 /var/www/wp-content/themes/Divi/includes/builder/class-et-builder-element.php(3340): ET_Builder_Section->render(Array, '[et_pb_row _bui...', 'et_pb_section', '', '', '', '', '')
#26 /var/www/wp-includes/shortcodes.php(434): ET_Builder_Element->_render(Array, '[et_pb_row _bui...', 'et_pb_section')
#27 [internal function]: do_shortcode_tag(Array)
#28 /var/www/wp-includes/shortcodes.php(273): preg_replace_callback('/\\[(\\[?)(et_pb_...', 'do_shortcode_ta...', '<div class="et-...')
#29 /var/www/wp-includes/class-wp-hook.php(324): do_shortcode('<div class="et-...')
#30 /var/www/wp-includes/plugin.php(205): WP_Hook->apply_filters('<div class="et-...', Array)
#31 /var/www/wp-content/themes/Divi/includes/builder/core.php(26): apply_filters('et_builder_rend...', '[et_pb_section ...')
#32 /var/www/wp-content/themes/Divi/includes/builder/frontend-builder/theme-builder/frontend.php(347): et_builder_render_layout('[et_pb_section ...')
#33 /var/www/wp-content/themes/Divi/includes/builder/frontend-builder/theme-builder/frontend.php(506): et_theme_builder_frontend_render_layout('et_body_layout', 4602)
#34 /var/www/wp-content/themes/Divi/includes/builder/frontend-builder/theme-builder/frontend-body-template.php(10): et_theme_builder_frontend_render_body(4602, true, 4614)
#35 /var/www/wp-includes/template-loader.php(106): include('/var/www/wp-con...')
#36 /var/www/wp-blog-header.php(19): require_once('/var/www/wp-inc...')
#37 /var/www/index.php(17): require('/var/www/wp-blo...')
#38 {main}
thrown in /var/www/wp-content/plugins/smart-grid-gallery/includes/justified-gallery/JustifiedGalleryClass.php on line 709