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 "49ca773dee4bf8b9ffc90ae626f047916048907874fdd6fd869dc739fb7a0456"