How to remove button line in Spinner?

Question

I used a spinner to display a list:

At the bottom of the list, there is this grey line. How i can remove it programatically??

Thanks

Answer 1

That only seems to appear on the HTC Evo, I'm not sure why it's there, but it's not something that I know of a work around for. If you run the same app on another device it should be fine. Hopefully this is something that will be fixed in an update.