Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Reader\BaseReader" not found in C:\Apache24\htdocs\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Reader\Xlsx.php:48 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Reader\Xlsx.php on line 48