App crash when clicking on artist image
Created by: gcolson
-Lollypop version: 0.9.217 -Gtk Version: 3.18.9-1ubuntu3 or 2.24.30-1ubuntu -Linux distribution: Ubuntu Studio 16.04
-Describe your bug here: The app crash with this log whenever I click on an artist's image (to modify it) :
File "/usr/lib/python3/dist-packages/lollypop/view_artist.py", line 153, in _on_image_button_release
pop = ArtworkPopover(self._artist_ids[0])
File "/usr/lib/python3/dist-packages/lollypop/pop_artwork.py", line 88, in __init__
self._widget = ArtworkSearch(artist_id, None)
File "/usr/lib/python3/dist-packages/lollypop/art_widgets.py", line 39, in __init__
is_compilation = album.artist_ids and\
AttributeError: 'NoneType' object has no attribute 'artist_ids'```