Traceback (most recent call last):
  File "/usr/bin/exaile", line 409, in <lambda>
    lambda e: prefs.Preferences(self).run())
  File "/usr/share/exaile/xl/prefs.py", line 385, in __init__
    item = c(setting, default, change, done)
  File "/usr/share/exaile/xl/prefs.py", line 146, in __init__
    PrefsItem.__init__(self, name, default, change, done)
  File "/usr/share/exaile/xl/prefs.py", line 60, in __init__
    self.set_pref()
  File "/usr/share/exaile/xl/prefs.py", line 154, in set_pref
    self.default))
TypeError: an integer is required