Problem: ParseError: no element found: line 1, column 0
S3cmd:   1.1.0-beta2

Traceback (most recent call last):
  File "/usr/local/bin/s3cmd", line 1804, in <module>
    main()
  File "/usr/local/bin/s3cmd", line 1745, in main
    cmd_func(args)
  File "/usr/local/bin/s3cmd", line 544, in cmd_cp
    subcmd_cp_mv(args, s3.object_copy, "copy", "File %(src)s copied to %(dst)s")
  File "/usr/local/bin/s3cmd", line 537, in subcmd_cp_mv
    response = process_fce(src_uri, dst_uri, extra_headers)
  File "/Library/Python/2.7/site-packages/S3/S3.py", line 418, in object_copy
    response = self.send_request(request)
  File "/Library/Python/2.7/site-packages/S3/S3.py", line 609, in send_request
    e = S3Error(response)
  File "/Library/Python/2.7/site-packages/S3/Exceptions.py", line 48, in __init__
    tree = getTreeFromXml(response["data"])
  File "/Library/Python/2.7/site-packages/S3/Utils.py", line 69, in getTreeFromXml
    tree = ET.fromstring(xml)
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/xml/etree/ElementTree.py", line 1301, in XML
    return parser.close()
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/xml/etree/ElementTree.py", line 1654, in close
    self._raiseerror(v)
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/xml/etree/ElementTree.py", line 1506, in _raiseerror
    raise err
ParseError: no element found: line 1, column 0