Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Exception" not found in /var/www/u0689339/data/www/prog01.ru/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Chart/Exception.php:7 Stack trace: #0 {main} thrown in /var/www/u0689339/data/www/prog01.ru/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Chart/Exception.php on line 7