Fatal error: Uncaught Error: Call to undefined function enableSemantics() in /data/mediawiki/LocalSettings.php:201
Stack trace:
#0 /data/mediawiki/includes/Setup.php(218): require_once()
#1 /data/mediawiki/includes/WebStart.php(86): require_once('...')
#2 /data/mediawiki/index.php(44): require('...')
#3 {main}
thrown in /data/mediawiki/LocalSettings.php on line 201