ValueError: no JSON object could be decoded.

Traceback (most recent call last):
  File "C:\AnonPlus\setup.py", line 148, in <module>
    vomun.main()
  File "C:\AnonPlus\vomun.py", line 53, in main
    start()
  File "C:\AnonPlus\vomun.py", line 15, in start
    friends.load_friends()
  File "C:\AnonPlus\libs\friends.py", line 23, in load_friends
    friendsjson = json.loads(friendlistr.read())
  File "C:\Python27\lib\json\__init__.py", line 326, in loads
    return _default_decoder.decode(s)
  File "C:\Python27\lib\json\decoder.py", line 366, in decode
[*] API-server running on port 3451 : Started
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
  File "C:\Python27\lib\json\decoder.py", line 384, in raw_decode
    raise ValueError("No JSON object could be decoded")
ValueError: No JSON object could be decoded

AnonPaste link (valid until: 24th May 2012):
http://www.peoplesliberationfront.net/anonpaste/index.php?7778cc65cc03dbba#b2ZFXfy/4XoVi8WgjkMQ61OWsdCsjjtaF1YjI4U7VSk=