Traceback (most recent call last):
  File "/home/ondra/.local/lib/python3.8/site-packages/electrum/gui/qt/channel_details.py", line 117, in on_htlc_failed
    self.move('inflight', 'failed', payment_hash)
  File "/home/ondra/.local/lib/python3.8/site-packages/electrum/gui/qt/channel_details.py", line 80, in move
    row_idx = self.keyname_rows[fro].pop(payment_hash)
KeyError: b'\xaeC\x11\xbc\x8b\x7f\'\x06\xd3\xe1\xfc\xce\xeak\x05\x1e\x12T\x0c\xa4\xae"\xe9b0\x10\xb3V\xd9\xcc\xcd\xb7'