Red face [Q]CyanogenMod 11 | RC1 | 16/03/2014

I using this rom(CyanogenMod 11 | RC1 | 16/03/2014) for a while with happiness which support my local language.

but the problem i've met is

1.while calling which screen is off, i can touch in black display that my ear led to wrong place, wrong call,... unwant touching

2.i try to add more internal memory by patition the SD card to EXT4 and replace 40in2ext and reboot.... wont work

somebody please help with instruction or link would be very appreciate

a little more here what is the best serve rom for CM11 RC1

ps. sorry for my bad english, and i have no privilege to post on DEV page