Traceback (most recent call last):
  File "electrum\gui\qt\util.py", line 944, in on_done
  File "C:\Program Files (x86)\Electrum\electrum\plugins\trezor\qt.py", line 505, in update
    passphrases_label.setText(disen[features.passphrase_protection])
TypeError: list indices must be integers or slices, not NoneType