Fatal error: Uncaught Error: Interface 'Box\Spout\Writer\Common\Manager\WorksheetManagerInterface' not found in /home/aefn/public_html/moodle/lib/spout/src/Spout/Writer/XLSX/Manager/WorksheetManager.php:26 Stack trace: #0 {main} thrown in /home/aefn/public_html/moodle/lib/spout/src/Spout/Writer/XLSX/Manager/WorksheetManager.php on line 26