[30/07/2015-18:35:49] blockchain: 192712 (0.079s)
Exception in thread Thread-4573:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 552, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 760, in run
    self.function(*self.args, **self.kwargs)
  File "/home/novacoin/electrum-server/backends/bitcoind/blockchain_processor.py", line 802, in main_iteration
    self.catch_up()
  File "/home/novacoin/electrum-server/backends/bitcoind/blockchain_processor.py", line 633, in catch_up
    next_block = next_block.get(self.storage.last_hash)
UnboundLocalError: local variable 'next_block' referenced before assignment

File "/home/novacoin/electrum-server/backends/bitcoind/blockchain_processor.py"...

$ novacoind -testnet getinfo
{
    "version" : "v0.4.4.6-nvc-update4-1-g1229ee3-beta",
    "protocolversion" : 60015,
    "walletversion" : 60000,
    "balance" : 0.00000000,
    "newmint" : 0.00000000,
    "stake" : 0.00000000,
    "blocks" : 46315,
    "timeoffset" : 0,
    "moneysupply" : 2304382.38346200,
    "connections" : 3,
    "proxy" : "",
    "ip" : "novaco.in",
    "difficulty" : {
        "proof-of-work" : 0.00001533,
        "proof-of-stake" : 0.03124954
    },
    "testnet" : true,
    "keypoololdest" : 1375818006,
    "keypoolsize" : 101,
    "paytxfee" : 0.00100000,
    "mininput" : 0.00100000,
    "errors" : "WARNING: Blockchain redownload required approaching or past v.0.4.4.6u4 upgrade deadline."
}