Hello, I just put an X940BT in my 2010 grand sport corvette and all around I love the unit. One problem I am having is that when I have my ipod touch 4g connected to my head unit, and go through the process of turning on app mode (hitting button on x940bt, then accepting on the ipod)...I am able to use say my 'Dash Command' app flawlessly. If I try to goto another app, it to MOST of the time will work (CarMediaPlay). But if I want to switch back to Dash Command (or if I do the order in reverse and start with CarMediaPlay), I will sometimes either get a black screen...or I will see my app on my