Fatal error: Uncaught Error: Interface 'Box\Spout\Writer\WriterInterface' not found in /var/www/html/portal/vendora/box/spout/src/Spout/Writer/WriterAbstract.php:22
Stack trace:
#0 {main}
thrown in /var/www/html/portal/vendora/box/spout/src/Spout/Writer/WriterAbstract.php on line 22