Fatal error: Uncaught Exception: XML and/or PDF does not exist in /www/htdocs/w01408f8/developer.stadtrausch.com/zugferd/merge_xml_to_pdf.php:17 Stack trace: #0 {main} thrown in /www/htdocs/w01408f8/developer.stadtrausch.com/zugferd/merge_xml_to_pdf.php on line 17