Fatal error: Uncaught Error: Class "horstoeko\zugferd\ZugferdDocument" not found in /home/safi/websites/smartelio/shopware/vendor/horstoeko/zugferd/src/ZugferdDocumentBuilder.php:29
Stack trace:
#0 {main}
  thrown in /home/safi/websites/smartelio/shopware/vendor/horstoeko/zugferd/src/ZugferdDocumentBuilder.php on line 29