Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Writer\Html" not found in /var/www/html/casavio-qa2.das24.it/httpdocs_old/laravel/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Pdf.php:10 Stack trace: #0 {main} thrown in /var/www/html/casavio-qa2.das24.it/httpdocs_old/laravel/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Pdf.php on line 10