Description of problem:
$ gnome-abrt 
Namespace(expert=False, problem=None, verbose=None)
Traceback (most recent call last):
  File "/usr/bin/gnome-abrt", line 288, in do_startup
    menu.append(_("_Preferences"), "app.preferences")
TypeError: Must be string, not bytes
/usr/lib64/python3.4/site-packages/gi/overrides/__init__.py:306: Warning: The property GSettings:schema is deprecated and shouldn't be used anymore. It will be removed in a future version.
  return super_init_func(self, **new_kwargs)

(gnome-abrt:3643): Gtk-CRITICAL **: gtk_header_bar_pack: assertion 'gtk_widget_get_parent (widget) == NULL' failed
ERROR:root:local variable 'app' referenced before assignment
Traceback (most recent call last):
  File "/usr/bin/gnome-abrt", line 275, in do_activate
    main_window = OopsWindow(self, self.all_sources, controller)
  File "/usr/lib64/python3.4/site-packages/gnome_abrt/views.py", line 469, in __init__
    self._reload_problems(self._source)
  File "/usr/lib64/python3.4/site-packages/gnome_abrt/views.py", line 700, in _reload_problems
    storage_problems.append(problem_to_storage_values(p))
  File "/usr/lib64/python3.4/site-packages/gnome_abrt/views.py", line 127, in problem_to_storage_values
    app = problem.get_application()
  File "/usr/lib64/python3.4/site-packages/gnome_abrt/problems.py", line 275, in get_application
    self['pid'])
  File "/usr/lib64/python3.4/site-packages/gnome_abrt/application.py", line 39, in find_application
    if not app:
UnboundLocalError: local variable 'app' referenced before assignment




Version-Release number of selected component (if applicable):
$ rpm -q gnome-abrt
gnome-abrt-1.1.0-1.fc23.x86_64



How reproducible:
Always



Steps to Reproduce:
1.
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Actual results:


Expected results:


Additional info: