Traceback (most recent call last):
  File "/usr/bin/arista-gtk", line 460, in logo_button_pressed
    self.on_add(None, preset)
  File "/usr/bin/arista-gtk", line 514, in on_add
    self.add_dialog = AddDialog(self, selected_preset)
  File "/usr/bin/arista-gtk", line 1063, in __init__
    self.setup_source()
  File "/usr/bin/arista-gtk", line 1145, in setup_source
    size, 0))
GError: El icono «camera-video» no está presente en el tema