Default [Q] installed rom uXYLON-JB422-RELEASE-20130720-1316-galaxys4gmtd

I'm using this rom uXYLON-JB422-RELEASE-20130720-1316-galaxys4gmtd from goo.im on my galaxy s 4g but my home button not working. It is not taking me to home screen or longpress home to task manager. PLZ help

Thanks in advance