json_parsing.py

Exception in handle_shared_certs thread:                                                                                                                 
Traceback (most recent call last):
  File "/home/scion/scion.git/lib/util.py", line 211, in load_json_file
    return json.load(f)
  File "/usr/lib/python3.4/json/__init__.py", line 268, in load
    parse_constant=parse_constant, object_pairs_hook=object_pairs_hook, **kw)
  File "/usr/lib/python3.4/json/__init__.py", line 318, in loads
    return _default_decoder.decode(s)
  File "/usr/lib/python3.4/json/decoder.py", line 343, in decode
    obj, end = self.raw_decode(s, idx=_w(s, 0).end())
  File "/usr/lib/python3.4/json/decoder.py", line 361, in raw_decode
    raise ValueError(errmsg("Expecting value", s, err.value)) from None
ValueError: Expecting value: line 1 column 1 (char 0)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/scion/scion.git/lib/thread.py", line 46, in thread_safety_net   
    return func(*args, **kwargs)
  File "cert_server.py", line 362, in handle_shared_certs
    count = self._read_cached_trcs()
  File "cert_server.py", line 458, in _read_cached_trcs
    count = self._process_cached_trcs(new, timed_desc=desc)
  File "/home/scion/scion.git/lib/util.py", line 257, in wrapper
    ret = f(*args, **kwargs)
  File "cert_server.py", line 485, in _process_cached_trcs
    self._store_trc_in_zk(trc_file, trc)
  File "cert_server.py", line 220, in _store_trc_in_zk
    tmp = TRC(trc_file)
  File "/home/scion/scion.git/lib/crypto/certificate.py", line 468, in __init__
    self.parse(trc_file)
  File "/home/scion/scion.git/lib/crypto/certificate.py", line 507, in parse  
    trc = load_json_file(trc_file)
  File "/home/scion/scion.git/lib/util.py", line 217, in load_json_file
    (file_path, e))
lib.errors.SCIONJSONError: Error parsing '/home/scion/scion.git/topology/ISD1/certificates/AD12/ISD:2-V:0.crt': Expecting value: line 1 column 1 (char 0)