Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Exception" not found in /var/www/html/casavio-qa2.das24.it/httpdocs/laravel/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Chart/Exception.php:7 Stack trace: #0 {main} thrown in /var/www/html/casavio-qa2.das24.it/httpdocs/laravel/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Chart/Exception.php on line 7