Fatal error: Uncaught Error: SMW\Setup::registerExtensionCheck(): Argument #1 ($vars) could not be passed by reference in /var/www/html/mediawiki-35/extensions/SemanticMediaWiki/SemanticMediaWiki.php:72
Stack trace:
#0 /var/www/html/mediawiki-35/extensions/SemanticMediaWiki/SemanticMediaWiki.php(18): SemanticMediaWiki::load()
#1 /var/www/html/mediawiki-35/vendor/composer/autoload_real.php(73): require('...')
#2 /var/www/html/mediawiki-35/vendor/composer/autoload_real.php(63): composerRequire_mediawiki_vendor()
#3 /var/www/html/mediawiki-35/vendor/autoload.php(7): ComposerAutoloaderInit_mediawiki_vendor::getLoader()
#4 /var/www/html/mediawiki-35/includes/Setup.php(107): require_once('...')
#5 /var/www/html/mediawiki-35/includes/WebStart.php(89): require_once('...')
#6 /var/www/html/mediawiki-35/index.php(44): require('...')
#7 {main}
thrown in /var/www/html/mediawiki-35/extensions/SemanticMediaWiki/SemanticMediaWiki.php on line 72