Bug#739588: gnome-music crashes during start

[Michael Ott]

Package: gnome-music
Version: 3.11.90-1
Severity: important

Dear Maintainer,

When I try to start the app I got the following lines:
~$ gnome-music 
Traceback (most recent call last):
  File "/usr/bin/gnome-music", line 10, in <module>
    from gi.repository import Gio, Gtk
  File "/usr/lib/python3/dist-packages/gi/__init__.py", line 27, in <module>
    from ._gi import _API
ImportError: No module named 'gi._gi'


-- System Information:
Debian Release: jessie/sid
  APT prefers unstable
  APT policy: (700, 'unstable'), (650, 'testing'), (600, 'stable'), (500, 'experimental')
Architecture: amd64 (x86_64)
Foreign Architectures: i386
armhf
armel

Kernel: Linux 3.13-trunk-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages gnome-music depends on:
ii  dconf-gsettings-backend [gsettings-backend]  0.18.0-1
ii  gir1.2-glib-2.0                              1.39.90-1
ii  gir1.2-grilo-0.2                             0.2.9-1
ii  gir1.2-gst-plugins-base-1.0                  1.2.3-1
ii  gir1.2-gstreamer-1.0                         1.2.3-1
ii  gir1.2-gtk-3.0                               3.11.7-1
ii  gir1.2-notify-0.7                            0.7.6-1
ii  gir1.2-tracker-0.16                          0.16.2-1+b1
ii  gnome-settings-daemon                        3.10.1-1
ii  grilo-plugins-0.2                            0.2.11-1.1
ii  libatk1.0-0                                  2.11.6-1
ii  libc6                                        2.18-0experimental1
ii  libcairo-gobject2                            1.12.16-2
ii  libcairo2                                    1.12.16-2
ii  libgdk-pixbuf2.0-0                           2.30.4-1
ii  libglib2.0-0                                 2.39.90-1
ii  libgtk-3-0                                   3.11.7-1
ii  libpango-1.0-0                               1.36.0-1+b1
ii  libpangocairo-1.0-0                          1.36.0-1+b1
ii  python3                                      3.4~rc1-1
ii  python3-dbus                                 1.2.0-2+b1
ii  python3-gi                                   3.10.2-2
ii  python3-gi-cairo                             3.10.2-2
pn  python3:any                                  <none>
ii  tracker                                      0.16.2-1+b1

gnome-music recommends no packages.

gnome-music suggests no packages.

-- no debconf information