Submitter:
Long desciption: Décrivez aussi exactement que possible ce que vous avez fait avant que cette erreur ne se produise. Si vous ne donnez aucune description, vous rendez la résolution de ce bogue très difficile. Vous devez remplacer ce texte par votre description, et aussi enlever le "bug-tag" à la fin de ce texte, afin que ce bogue ne soit pas classée automatiquement parmi ceux qui n'ont pas de description. (bug-tag: NO_DESCRIPTION)

Solfege version	3.19.6
Bzr revision info	branch_nick: build-branch revno: 1851 revision_id: tca@gnu.org-20110405204034-lpfum2jn7xts9phl clean: False
gtk.pygtk_version	(2, 24, 0)
gtk	<module 'gtk' from '/usr/lib/python2.7/dist-packages/gtk-2.0/gtk/__init__.pyc'>
sys.version_info	sys.version_info(major=2, minor=7, micro=2, releaselevel='final', serial=0)
sys.version	2.7.2+ (default, Oct 4 2011, 20:03:08) [GCC 4.6.1]
sys.prefix	/usr
sys.platform	linux2
windowsversion	(not running ms windows)

Message from stderr:

Traceback (most recent call last):
  File "/usr/share/solfege/solfege/esel.py", line 276, in on_link_clicked
    solfege.app.practise_lessonfile(filename)
  File "/usr/share/solfege/solfege/application.py", line 359, in practise_lessonfile
    solfege.win.box_dict[module].on_start_practise()
  File "/usr/share/solfege/solfege/exercises/singinterval.py", line 171, in on_start_practise
    super(Gui, self).on_start_practise()
  File "/usr/share/solfege/solfege/abstract.py", line 547, in on_start_practise
    if getattr(self, 'g_flashbar'):
AttributeError: 'Gui' object has no attribute 'g_flashbar'
Traceback (most recent call last):
  File "/usr/share/solfege/solfege/exercises/singinterval.py", line 203, in new_question
    self.m_t.guessed_correct()
  File "/usr/share/solfege/solfege/exercises/singinterval.py", line 67, in guessed_correct
    self.m_statistics.add_correct(self.m_question[0])
  File "/usr/share/solfege/solfege/statistics.py", line 662, in add_correct
    self._add(answer, answer)
  File "/usr/share/solfege/solfege/statistics.py", line 620, in _add
    assert self.m_timestamp
AssertionError