Traceback (most recent call last):
  File "/app/lib/python3.9/site-packages/electrum/gui/qt/main_window.py", line 862, in timer_actions
    self.update_wallet()
  File "/app/lib/python3.9/site-packages/electrum/gui/qt/main_window.py", line 1016, in update_wallet
    self.update_tabs()
  File "/app/lib/python3.9/site-packages/electrum/gui/qt/main_window.py", line 1023, in update_tabs
    self.history_model.refresh('update_tabs')
  File "/app/lib/python3.9/site-packages/electrum/util.py", line 445, in <lambda>
    return lambda *args, **kw_args: do_profile(args, kw_args)
  File "/app/lib/python3.9/site-packages/electrum/util.py", line 441, in do_profile
    o = func(*args, **kw_args)
  File "/app/lib/python3.9/site-packages/electrum/gui/qt/history_list.py", line 275, in refresh
    transactions = wallet.get_full_history(
  File "/app/lib/python3.9/site-packages/electrum/util.py", line 445, in <lambda>
    return lambda *args, **kw_args: do_profile(args, kw_args)
  File "/app/lib/python3.9/site-packages/electrum/util.py", line 441, in do_profile
    o = func(*args, **kw_args)
  File "/app/lib/python3.9/site-packages/electrum/wallet.py", line 1175, in get_full_history
    fiat_fields = self.get_tx_item_fiat(tx_hash=txid, amount_sat=value, fx=fx, tx_fee=item['fee_sat'])
  File "/app/lib/python3.9/site-packages/electrum/wallet.py", line 1339, in get_tx_item_fiat
    fiat_rate = self.price_at_timestamp(tx_hash, fx.timestamp_rate)
  File "/app/lib/python3.9/site-packages/electrum/wallet.py", line 2673, in price_at_timestamp
    return price_func(timestamp if timestamp else time.time())
  File "/app/lib/python3.9/site-packages/electrum/exchange_rate.py", line 685, in timestamp_rate
    return self.history_rate(date)
  File "/app/lib/python3.9/site-packages/electrum/exchange_rate.py", line 666, in history_rate
    rate = self.exchange.historical_rate(self.ccy, d_t)
  File "/app/lib/python3.9/site-packages/electrum/exchange_rate.py", line 158, in historical_rate
    return Decimal(rate)
decimal.InvalidOperation: [<class 'decimal.ConversionSyntax'>]