When I have 3 weapons equipped and a scroll through my weapons the same weapon is duplicated in the above slot. It changes to the correct weapon but the icons in the wheel are wrong. Here's some screens.

http://imgur.com/Oe4TtuG,bWhgmyJ#0

http://imgur.com/Oe4TtuG,bWhgmyJ#1

On the first image the upper wheel icon should be a Graviton Vortex and on the second image the upper icon should be a Valiance.