HELP! Crash after update!

HELP!
I just updated the plugin and now the whole site has crashed! What should I do!?

It says:
Warning: require_once(/var/www/godotshaders.com/public_html/wp-content/plugins/ssl-zen/ssl_zen/lib/cPanel/cPanel.php) [function.require-once]: failed to open stream: No such file or directory in /var/www/godotshaders.com/public_html/wp-content/plugins/ssl-zen/ssl_zen/classes/class.ssl_zen.php on line 90

Fatal error: require_once() [function.require]: Failed opening required ‘/var/www/godotshaders.com/public_html/wp-content/plugins/ssl-zen/ssl_zen/lib/cPanel/cPanel.php’ (include_path=’.’) in /var/www/godotshaders.com/public_html/wp-content/plugins/ssl-zen/ssl_zen/classes/class.ssl_zen.php on line 90

Help me!