rbox did you ever solve this. I started having the same issue on my FTV2 (5.0.5_v2 rooted). Tried flashing the image again, clearing out data and cache for the music app. Nothing worked. Eventually it tells me to create an account on amazon.com/cloudplayer. Movies works, music works with Alexa.
Last edited by BagiMT; 19th February 2016 at 10:15 PM.