Not sure if you can fix this, but if you can, it would be much appreciated.
Try disabling notices and clearing cache as error seems from cache.
These php setting requirements are the defaults for php installations on most web hosts.
http://www.videowhisper.com/?p=Requirements#software
These PHP default setting values are required by this software:
+ error_reporting E_ALL ^ E_NOTICE
+ short_open_tag On
+ safe mode Off (if using older php, as fuction is deprecated in PHP 5.3 and removed in PHP 5.4)
+ open_basedir restrictions should allow accessing CMS configuration and libraries (depending on integration)
+ scripts require write permissions on certain files and folders (to store snapshots, chat logs, sessions) depending on edition
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