Fatal error: Uncaught Error: Call to undefined method Avada_Layout::add_class() in /home/clients/84513066c9eff8a5da12334aad0e1a2b/web/wp/wp-content/themes/Avada-Child-Theme/single-avada_portfolio.php:2 Stack trace: #0 /home/clients/84513066c9eff8a5da12334aad0e1a2b/web/wp/wp-includes/template-loader.php(106): include() #1 /home/clients/84513066c9eff8a5da12334aad0e1a2b/web/wp/wp-blog-header.php(19): require_once('/home/clients/8...') #2 /home/clients/84513066c9eff8a5da12334aad0e1a2b/web/wp/index.php(17): require('/home/clients/8...') #3 {main} thrown in /home/clients/84513066c9eff8a5da12334aad0e1a2b/web/wp/wp-content/themes/Avada-Child-Theme/single-avada_portfolio.php on line 2