in my situation it was the temp root. Apparently there is a chance the Stock rom can be unstable. Well after months of having the root it finally got unstable. Im unrooted and back to stock so far no problems.
I also thought it was an app. Nice idea....
WHITE HTC Amaze
Rooted w/ help from xXchrizhurtyXx
Acer Iconia Tab A500[/URL]