Fatal error: Uncaught TypeError: sizeof(): Argument #1 ($value) must be of type Countable|array, bool given in /var/www/vhosts/flxkwvoj.host222.checkdomain.de/m-four.de/web/app/themes/wederundnoch/includes/helper-functions.php:336 Stack trace: #0 /var/www/vhosts/flxkwvoj.host222.checkdomain.de/m-four.de/web/app/themes/wederundnoch/single-project.php(22): wederundnoch_get_primary_tax(514, 'project_tax') #1 /var/www/vhosts/flxkwvoj.host222.checkdomain.de/m-four.de/web/wp/wp-includes/template-loader.php(106): include('/var/www/vhosts...') #2 /var/www/vhosts/flxkwvoj.host222.checkdomain.de/m-four.de/web/wp/wp-blog-header.php(19): require_once('/var/www/vhosts...') #3 /var/www/vhosts/flxkwvoj.host222.checkdomain.de/m-four.de/web/index.php(5): require('/var/www/vhosts...') #4 {main} thrown in /var/www/vhosts/flxkwvoj.host222.checkdomain.de/m-four.de/web/app/themes/wederundnoch/includes/helper-functions.php on line 336