maybe fix permissions will fix some of these. just a thought
Most of the time, the answer is is that there is no answer. so stop looking for them.
Everything is relative! prove me wrong and you get $100
Not sure if this is similar to what you are seeing, but on 2.3 (haven't tried 2.4 yet), my camera would not focus and would keep turning the flash on and off.
I changed the focus mode from "continuous" (which was the default) to "auto". Try that, it fixed my problem.