Ultimate Facebook Plugin Errors

I just updated to the most recent facebook plugin & got these errors. Had to deactivate the plugin.

Warning: session_start() [function.session-start]: open(/var/chroot/home/content/58/8530558/tmp/sess_fv61djgt2u7farn7t93t333tp6, O_RDWR) failed: No such file or directory (2) in /home/content/58/8530558/html/foundersynccomblog/wp-content/plugins/wpmu-dev-facebook/lib/external/facebook.php on line 37

Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /home/content/58/8530558/html/foundersynccomblog/wp-content/plugins/wpmu-dev-facebook/lib/external/facebook.php:37) in /home/content/58/8530558/html/foundersynccomblog/wp-content/plugins/wpmu-dev-facebook/lib/external/facebook.php on line 37

Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/content/58/8530558/html/foundersynccomblog/wp-content/plugins/wpmu-dev-facebook/lib/external/facebook.php:37) in /home/content/58/8530558/html/foundersynccomblog/wp-content/plugins/wpmu-dev-facebook/lib/external/facebook.php on line 37