Fatal error: Uncaught Error: Interface 'Box\Spout\Reader\IteratorInterface' not found in /var/www/html/portal/vendor/box/spout/src/Spout/Reader/XLSX/RowIterator.php:21
Stack trace:
#0 {main}
thrown in /var/www/html/portal/vendor/box/spout/src/Spout/Reader/XLSX/RowIterator.php on line 21