Warning: require_once(/var/lib/mediawiki/extensions/HaloACL/HaloACL.php): failed to open stream: No such file or directory in /var/lib/mediawiki/LocalSettings.php on line 160

Fatal error: require_once(): Failed opening required '/var/lib/mediawiki/extensions/HaloACL/HaloACL.php' (include_path='/var/lib/mediawiki/vendor/pear/console_getopt:/var/lib/mediawiki/vendor/pear/mail:/var/lib/mediawiki/vendor/pear/mail_mime:/var/lib/mediawiki/vendor/pear/net_smtp:/var/lib/mediawiki/vendor/pear/net_socket:/var/lib/mediawiki/vendor/pear/pear-core-minimal/src:/var/lib/mediawiki/vendor/pear/pear_exception:.:/usr/share/php') in /var/lib/mediawiki/LocalSettings.php on line 160