Home Sharing drops wifi connection issue

Last night I was watching movies on my iPad by using Home Sharing, and I am using an Apple Airport Extreme N Router. After about 25 mins WiFi connection suddenly dropped, switched to 3G and the screen went blank. After that, Videos tends to crash the next time I open it.It seems to occur also with some other apps on iPad, such as Voddler. Really annoying.

iPad iOS 4.3 Home Sharing with multiple iTunes libraries

I have 2 iTunes libraries on one Mac Pro and one Mac Mini. The libaries are available on the same home sharing network and all good there. All passwords are correctly entered into my computers and iPad.Both are recognized by my Apple TV 2, however, my iPad 2 can see the iTunes library on each of them, but not both at the same time. Only the Mac Pro library shows up in Shared libraries, when