Fatal error: Uncaught Error: Call to undefined function thb_overflow_class() in /home/volkanse/behappy.design/wp-content/themes/werkstatt/header.php:2 Stack trace: #0 /home/volkanse/behappy.design/wp-includes/template.php(704): require_once() #1 /home/volkanse/behappy.design/wp-includes/template.php(653): load_template('/home/volkanse/...', true) #2 /home/volkanse/behappy.design/wp-includes/general-template.php(41): locate_template(Array, true) #3 /home/volkanse/behappy.design/wp-content/themes/werkstatt/page.php(7): get_header() #4 /home/volkanse/behappy.design/wp-includes/template-loader.php(77): include('/home/volkanse/...') #5 /home/volkanse/behappy.design/wp-blog-header.php(19): require_once('/home/volkanse/...') #6 /home/volkanse/behappy.design/index.php(17): require('/home/volkanse/...') #7 {main} thrown in /home/volkanse/behappy.design/wp-content/themes/werkstatt/header.php on line 2