Fatal error: Uncaught Error: Class 'Box\Spout\Writer\XLSX\Writer' not found in E:\xampp\htdocs\www\qr251\vendor\dcat\easy-excel\src\Spout\Writers\XLSXWriter.php:7 Stack trace: #0 {main} thrown in E:\xampp\htdocs\www\qr251\vendor\dcat\easy-excel\src\Spout\Writers\XLSXWriter.php on line 7