Fatal error: Uncaught Error: Class 'PhpOffice\PhpSpreadsheet\Writer\Xlsx\WriterPart' not found in /var/www/html/portal/vendor/PhpOffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Xlsx/DocProps.php:10
Stack trace:
#0 {main}
thrown in /var/www/html/portal/vendor/PhpOffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Xlsx/DocProps.php on line 10