Warning: require_once(../manager/includes/version.inc.php): failed to open stream: No such file or directory in /home/trentcor/public_html/install/index.php on line 19

Fatal error: require_once(): Failed opening required '../manager/includes/version.inc.php' (include_path='.:/opt/php54/lib/php') in /home/trentcor/public_html/install/index.php on line 19