From 1c852328c0f76ce218e18e6cc94092ea6443fec8 Mon Sep 17 00:00:00 2001
From: Sander van Grieken <sander@outrightsolutions.nl>
Date: Fri, 12 Aug 2022 11:58:20 +0200
Subject: [PATCH] qml: try-except around data query, history is very
 unpredictable what's present and what's not

---
 electrum/gui/qml/qetransactionlistmodel.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/electrum/gui/qml/qetransactionlistmodel.py b/electrum/gui/qml/qetransactionlistmodel.py
index 934a5ce31..fdc9719e1 100644
--- a/electrum/gui/qml/qetransactionlistmodel.py
+++ b/electrum/gui/qml/qetransactionlistmodel.py
@@ -35,7 +35,13 @@ class QETransactionListModel(QAbstractListModel):
     def data(self, index, role):
         tx = self.tx_history[index.row()]
         role_index = role - Qt.UserRole
-        value = tx[self._ROLE_NAMES[role_index]]
+
+        try:
+            value = tx[self._ROLE_NAMES[role_index]]
+        except KeyError as e:
+            self._logger.error(f'non-existing key "{self._ROLE_NAMES[role_index]}" requested')
+            value = None
+
         if isinstance(value, (bool, list, int, str, QEAmount)) or value is None:
             return value
         if isinstance(value, Satoshis):