Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, int given in /var/www/dentaurum-instanzen/php/ProductGroupExtended.inc.php:315 Stack trace: #0 /var/www/dentaurum-instanzen/public/index.php(143): ProductGroupExtended->getHTMLProductGroupDetails() #1 {main} thrown in /var/www/dentaurum-instanzen/php/ProductGroupExtended.inc.php on line 315