Twitter CronJob not working due to undefined variable

Hi, I've got a cron job set up to import tweets from my bloggers for theatreunleashed.com. The problem is, the import's not working. I checked the cronfeed just now and saw the following error messages. How do I fix this?

Notice: Undefined variable: tbl in /home/theatreunleashed/theatreunleashed/components/com_easyblog/helpers/feeds.php on line 421

Notice: Trying to get property of non-object in /home/theatreunleashed/theatreunleashed/components/com_easyblog/helpers/feeds.php on line 421

Notice: Undefined variable: tbl in /home/theatreunleashed/theatreunleashed/components/com_easyblog/helpers/feeds.php on line 421

Notice: Trying to get property of non-object in /home/theatreunleashed/theatreunleashed/components/com_easyblog/helpers/feeds.php on line 421
No item migrated from feed "" ()