Fatal error: Uncaught Error: Class 'Box\Spout\Common\Exception\SpoutException' not found in /var/www/html/portal/vendor/box/spout/src/Spout/Writer/Exception/WriterException.php:12 Stack trace: #0 {main} thrown in /var/www/html/portal/vendor/box/spout/src/Spout/Writer/Exception/WriterException.php on line 12