Fatal error: Uncaught Error: Interface "OpenSpout\Reader\XLSX\Manager\SharedStringsCaching\CachingStrategyInterface" not found in /srv/www/htdocs/moodle/lib/openspout/src/Reader/XLSX/Manager/SharedStringsCaching/InMemoryStrategy.php:17 Stack trace: #0 {main} thrown in /srv/www/htdocs/moodle/lib/openspout/src/Reader/XLSX/Manager/SharedStringsCaching/InMemoryStrategy.php on line 17