I am able to open and the authentication completes, but once the song information displays, the application closes. No music is played.

It shows the following error:

$ /opt/pyRadio/pyRadio.py
RX-51
Radio Started.
My Only Swerving by El Ten Eleven
Caring Is Creepy by The Shins
The Air Near My Fingers by The White Stripes
10 A.M. Automatic by The Black Keys
Getting next song..
('found new MAFW renderer %s', 'Mafw-Gst-Renderer')
using MAFW Gst-Renderer
PLAY
process 1681: arguments to dbus_pending_call_set_notify() were incorrect, assertion "pending != NULL" failed in file dbus-pending-call.c line 598.
This is normally a bug in some application using the D-Bus library.
MAFW PROPERTY RECEIVED 6089248 volume 6958040 <ctypes.LP__GError object at 0x45a10d50>
volume 28