Fatal error: Uncaught Error: Function name must be a string in /home/structure/public_html/structuredata.com/wp-content/themes/enfold/framework/php/class-style-generator.php:123 Stack trace: #0 /home/structure/public_html/structuredata.com/wp-includes/plugin.php(525): avia_style_generator->create_styles('') #1 /home/structure/public_html/structuredata.com/wp-includes/general-template.php(2434): do_action('wp_head') #2 /home/structure/public_html/structuredata.com/wp-content/themes/structure-data/header.php(49): wp_head() #3 /home/structure/public_html/structuredata.com/wp-includes/template.php(562): require_once('/home/structure...') #4 /home/structure/public_html/structuredata.com/wp-includes/template.php(521): load_template('/home/structure...', true) #5 /home/structure/public_html/structuredata.com/wp-includes/general-template.php(45): locate_template(Array, true) #6 /home/structure/public_html/structuredata.com/wp-content/themes/enfold/single.php(7): get_header() #7 /home/structure/public_html/structuredata.com/wp-inc in /home/structure/public_html/structuredata.com/wp-content/themes/enfold/framework/php/class-style-generator.php on line 123