setVisibility(View.VISIBLE) doesn't always work. Ideas?

Question

I am trying to show a pair of hidden buttons (using setVisibility(View.VISIBLE), within a RelativeLayout), but it doesn\'t always work. The button

Answer 1

For the record: I had this problem, tried a bunch of random stuff (thanks Alex!), and in my case what solved it was doing seekBar.requestLayout() directly after the setVisible on the very seekbar that was refusing to show.