Traceback (most recent call last):
  File "/usr/share/computerjanitor/computerjanitorapp/gtk/ui.py", line 380, in _toggled
    self.janitord.ignore(cruft_name)
  File "/usr/lib/pymodules/python2.7/dbus/proxies.py", line 140, in __call__
    **keywords)
  File "/usr/lib/pymodules/python2.7/dbus/connection.py", line 630, in call_blocking
    message, timeout)
DBusException: org.freedesktop.DBus.Python.computerjanitord.errors.PermissionDeniedError: com.ubuntu.computerjanitor.updatesystem