BBB problems with chipsee 7 inch screen and i2c2.

I need some help with this.
I have tried different ways to solve it but can not find the way . I wrote an application with user interface qt4 , the application sends data i2c and displayed on a chipsee screen.!category-topic/beagleboard/beaglebone-black/Qpo38mNnd8o!category-topic/beagleboard/beaglebone-capes/GSIDVLLuEUc
thanks for the helps guys!