buttons for skipping a track back or forth appear and disappear in remote control view

if they appear functionality is given, why do they disappear?
this happens on ios 10.2.1 
  Node.js Version             = 4.5.0
  npm Version                 = 2.15.9
  CLI Version                 = 5.0.11
  node-appc Version           = 0.2.39
Titanium SDKs
  6.0.2.v20170126173908
    Version                   = 6.0.2