Currently I use Dominion template and want to switch to Panacea. Once I install I get error
Warning: require_once(/var/www/html/kencast.com/libraries/joomla/html/parameter/element/html.php) [function.require-once]: failed to open stream: No such file or directory in /var/www/html/kencast.com/components/com_gantry/admin/elements/chain.php on line 41
Fatal error: require_once() [function.require]: Failed opening required '/var/www/html/kencast.com/libraries/joomla/html/parameter/element/html.php' (include_path='.:/usr/share/pear') in /var/www/html/kencast.com/components/com_gantry/admin/elements/chain.php on line 41
I guess I might have old gantry version. My question is if I update my Gantry, would that mess up my Dominion?