Fatal error: Uncaught Error: Function name must be a string in /home2/hossein3/public_html/wp-content/themes/enfold/framework/php/class-style-generator.php:123 Stack trace: #0 /home2/hossein3/public_html/wp-includes/class-wp-hook.php(287): avia_style_generator->create_styles('') #1 /home2/hossein3/public_html/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(NULL, Array) #2 /home2/hossein3/public_html/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #3 /home2/hossein3/public_html/wp-includes/general-template.php(3009): do_action('wp_head') #4 /home2/hossein3/public_html/wp-content/themes/enfold/header.php(49): wp_head() #5 /home2/hossein3/public_html/wp-includes/template.php(730): require_once('/home2/hossein3...') #6 /home2/hossein3/public_html/wp-includes/template.php(676): load_template('/home2/hossein3...', true, Array) #7 /home2/hossein3/public_html/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #8 /home2/hossein3/public_html/wp-content/themes/enfold/single.php(7): get_ in /home2/hossein3/public_html/wp-content/themes/enfold/framework/php/class-style-generator.php on line 123