Not sure what could be the problem. If it would be just me I would definitely know its something wrong with me but there are more people with the same problem.

Here is a quick detail about the device just in case there are some possible differences?

PR1.1
(20.2011.40-4_PR_01)

I have also never installed a theme changer, but I dint think i need one with this installer. Let me know if you need any other info. Thank you.