Exclamation [Q] Problem in Pure slim R4 rom for xperia x10 mini

I have installed Pure slim R4 rom in my xperia x10 mini, and now problem is that it is unable to play videos and record video(Problem in video recording and play back), when i want to play any video and put camera on recording mode it says back that 'unfortunately gallery is stopped'.
please help me to remove this problem.

i downloaded the rom from here

http://forum.xda-developers.com/show...2079747&page=5


any help will be appraised..thank you..