Warning: require_once(Payment_DTA/DTA.php): Failed to open stream: No such file or directory in /d2/httpd/php/doc/Payment_DTA/docs/examples/example_begleitzettel.php on line 18

Fatal error: Uncaught Error: Failed opening required 'Payment_DTA/DTA.php' (include_path='.:/d2/httpd/php') in /d2/httpd/php/doc/Payment_DTA/docs/examples/example_begleitzettel.php:18 Stack trace: #0 {main} thrown in /d2/httpd/php/doc/Payment_DTA/docs/examples/example_begleitzettel.php on line 18