File "/home/allsys/.local/lib/python3.6/site-packages/electrum/gui/qt/main_window.py", line 281, in on_fx_quotes
    self.history_model.refresh('fx_quotes')
  File "/home/allsys/.local/lib/python3.6/site-packages/electrum/util.py", line 356, in <lambda>
    return lambda *args, **kw_args: do_profile(args, kw_args)
  File "/home/allsys/.local/lib/python3.6/site-packages/electrum/util.py", line 352, in do_profile
    o = func(*args, **kw_args)
  File "/home/allsys/.local/lib/python3.6/site-packages/electrum/gui/qt/history_list.py", line 241, in refresh
    r = self.parent.wallet.get_full_history(domain=self.get_domain(), from_timestamp=None, to_timestamp=None, fx=fx)
  File "/home/allsys/.local/lib/python3.6/site-packages/electrum/util.py", line 356, in <lambda>
    return lambda *args, **kw_args: do_profile(args, kw_args)
  File "/home/allsys/.local/lib/python3.6/site-packages/electrum/util.py", line 352, in do_profile
    o = func(*args, **kw_args)
  File "/home/allsys/.local/lib/python3.6/site-packages/electrum/wallet.py", line 535, in get_full_history
    fiat_fields = self.get_tx_item_fiat(tx_hash, value, fx, tx_fee)
  File "/home/allsys/.local/lib/python3.6/site-packages/electrum/wallet.py", line 599, in get_tx_item_fiat
    acquisition_price = - value / Decimal(COIN) * self.average_price(tx_hash, fx.timestamp_rate, fx.ccy)
  File "/home/allsys/.local/lib/python3.6/site-packages/electrum/wallet.py", line 1421, in average_price
    return total_price / (input_value/Decimal(COIN))