Traceback (most recent call last):
  File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/appscript-1.0.1-py3.4-macosx-10.6-intel.egg/appscript/reference.py", line 460, in __call__
    return self.AS_appdata.target().event(self._code, params, atts, codecs=self.AS_appdata).send(timeout, sendflags)
  File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/appscript-1.0.1-py3.4-macosx-10.6-intel.egg/aem/aemsend.py", line 92, in send
    raise EventError(errornum, errormsg, eventresult)
aem.aemsend.EventError: Command failed: Can't get reference. (-1728)

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/Library/Frameworks/Python.framework/Versions/3.4/bin/itunes", line 9, in <module>
    load_entry_point('itunes==0.1', 'console_scripts', 'itunes')()
  File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/itunes-0.1-py3.4.egg/itunes/itunes.py", line 382, in main
  File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/itunes-0.1-py3.4.egg/itunes/itunes.py", line 103, in play
  File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/itunes-0.1-py3.4.egg/itunes/itunes.py", line 75, in do_query
  File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/appscript-1.0.1-py3.4-macosx-10.6-intel.egg/appscript/reference.py", line 640, in __call__
    return self.get(*args, **kargs)
  File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/appscript-1.0.1-py3.4-macosx-10.6-intel.egg/appscript/reference.py", line 496, in __call__
    raise CommandError(self, (args, kargs), e, self.AS_appdata) from e
appscript.reference.CommandError: Command failed:
		OSERROR: -1728
		MESSAGE: Can't get reference.
		COMMAND: app('/Applications/iTunes.app').current_playlist.get()