Traceback (most recent call last):
  File "app/electrum/gui/qml/qetxdetails.py", line 115, in txid
  File "app/electrum/gui/qml/qetxdetails.py", line 270, in update
AssertionError: unknown txid "12aa9fd384486358e0ab0edef281b5e405c7a1f8b6abae2ef8747c75ab05f87d"