<pre>Traceback (most recent call last):
  File &#34;/home/user/Electrum-4.5.5/electrum/gui/qt/util.py&#34;, line 1429, in on_qt_callback_signal
    return func(self, *args[1:])
           ^^^^^^^^^^^^^^^^^^^^^
  File &#34;/home/user/Electrum-4.5.5/electrum/gui/qt/channel_details.py&#34;, line 149, in on_event_htlc_fulfilled
    self.move(&#39;inflight&#39;, &#39;settled&#39;, payment_hash)
  File &#34;/home/user/Electrum-4.5.5/electrum/gui/qt/channel_details.py&#34;, line 126, in move
    row_idx = self.keyname_rows[fro].pop(payment_hash)
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
KeyError: b&#39;\xdb\\3_\xccE\xb5\x81\xa35\xa8\x08?\x07\xff=6\xd1\xe4\xa2\xb1I\x90z)\xfcp\xd4\xe7B\xdb\x0e&#39;
</pre>