vineyard-preferences crashes on startup

[Abscissa]

$ cd python-wine-0.2.5.5
$ chmod +x setup.sh
$ ./setup build
$ sudo ./setup install
$ cd ../vineyard-0.1.4.1.4
$ ./setup build
$ sudo ./setup install
$ vineyard-preferences
Exception in thread Thread-1:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 810, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 763, in run
    self.__target(*self.__args, **self.__kwargs)
  File "/usr/local/bin/vineyard-preferences", line 511, in get_settings
    self.settings['libraries'] = wine.libraries.list()
  File "/usr/local/lib/python2.7/dist-packages/wine/_libraries.py", line 35, in list
    for lib in libs:
UnboundLocalError: local variable 'libs' referenced before assignment

[Christian Dannie Storgaard (cybolic)]

This has been fixed a long time ago in the development version, which is generally more stable than "stable".
I recommend you try the development version instead.