We have updated Tickera to version 2.1.1 where we solved the most important issues.
Installing is highly recommended and important.
Please go here and download most latest version of Tickera http://tickera.com/account/
Not sure what is Tickera? Go here to find out!
You may take a look at documentation in case that you have any doubts http://tickera.com/docs/
P.S. you won't lose any data you previously had in older version of Tickera.