fix balance sanity check in get_lightning_history

electrum/lnchannel.py

@@ -235,6 +235,10 @@ class AbstractChannel(Logger, ABC):
         # the closing txid has been saved
         return self.get_state() >= ChannelState.CLOSING
 
+    def is_closed_or_closing(self):
+        # related: self.get_state_for_GUI
+        return self.is_closed() or self.unconfirmed_closing_txid is not None
+
     def is_redeemed(self) -> bool:
         return self.get_state() == ChannelState.REDEEMED
 

electrum/lnworker.py

@@ -1056,7 +1056,7 @@ class LNWallet(LNWorker):
 
         # sanity check
         balance_msat = sum([x.amount_msat for x in out.values()])
-        lb = sum(chan.balance(LOCAL) if not chan.is_closed() else 0
+        lb = sum(chan.balance(LOCAL) if not chan.is_closed_or_closing() else 0
                 for chan in self.channels.values())
         assert balance_msat  == lb
         return out