Fatal error: Uncaught Error: Class "Mustache_Cache_AbstractCache" not found in /srv/www/htdocs/moodle/lib/mustache/src/Mustache/Cache/NoopCache.php:18 Stack trace: #0 {main} thrown in /srv/www/htdocs/moodle/lib/mustache/src/Mustache/Cache/NoopCache.php on line 18