Fatal error: Uncaught Error: Class 'PhpOffice\PhpSpreadsheet\Writer\Xlsx\WriterPart' not found in /home/vtsnised/public_html/anketa2.0/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Xlsx/Workbook.php:11
Stack trace:
#0 {main}
thrown in /home/vtsnised/public_html/anketa2.0/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Xlsx/Workbook.php on line 11