UltiSnips error in Cygwin Vim

gistfile1.txt

$ vim
Error detected while processing /home/Philip/.vim/bundle/ultisnips/plugin/UltiSnips.vim:
line  232:
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/home/Philip/.vim/bundle/ultisnips/plugin/UltiSnips/__init__.py", line 13, in <module>
    from UltiSnips._diff import diff, guess_edit
  File "/home/Philip/.vim/bundle/ultisnips/plugin/UltiSnips/_diff.py", line 7, in <module>
    from UltiSnips import _vim
  File "/home/Philip/.vim/bundle/ultisnips/plugin/UltiSnips/_vim.py", line 320, in <module>
    if not int(eval('has("langmap")')):
  File "/home/Philip/.vim/bundle/ultisnips/plugin/UltiSnips/_vim.py", line 107, in eval
    rv = vim.eval(as_vimencoding(s))
  File "/home/Philip/.vim/bundle/ultisnips/plugin/UltiSnips/compatibility.py", line 85, in as_vimencoding
    return _vim_enc(s)
  File "/home/Philip/.vim/bundle/ultisnips/plugin/UltiSnips/compatibility.py", line 24, in _vim_enc
    return s.encode(vim.eval("&encoding"))
TypeError: encode() argument 1 must be string, not None
line  233:
Traceback (most recent call last):
  File "<string>", line 1, in <module>
NameError: name 'UltiSnips_Manager' is not defined
line  234:
Traceback (most recent call last):
  File "<string>", line 1, in <module>
NameError: name 'UltiSnips_Manager' is not defined
line  235:
Traceback (most recent call last):
  File "<string>", line 1, in <module>
NameError: name 'UltiSnips_Manager' is not defined
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