Calls to Account() fail

[nnnarvaez]

Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/usr/local/lib/python3.6/site-packages/steem/account.py", line 34, in __init__
    self.refresh()
  File "/usr/local/lib/python3.6/site-packages/steem/account.py", line 37, in refresh
    account = self.steemd.get_account(self.name)
  File "/usr/local/lib/python3.6/site-packages/steem/steemd.py", line 157, in get_account
    return first(self.exec('get_accounts', [account]))
  File "/usr/local/lib/python3.6/site-packages/funcy/seqs.py", line 55, in first
    return next(iter(seq), None)
TypeError: 'NoneType' object is not iterable

Was previously working