From 522b0671adf946bb4def414f1bbdbca492cf0cd6 Mon Sep 17 00:00:00 2001
From: Ilya Kitaev <mbg033@gmail.com>
Date: Tue, 4 Oct 2016 23:12:58 +0300
Subject: Simple transaction history

---
 src/libwalletqt/TransactionHistory.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/libwalletqt/TransactionHistory.cpp')

diff --git a/src/libwalletqt/TransactionHistory.cpp b/src/libwalletqt/TransactionHistory.cpp
index 7466038f..8f52f07e 100644
--- a/src/libwalletqt/TransactionHistory.cpp
+++ b/src/libwalletqt/TransactionHistory.cpp
@@ -2,11 +2,18 @@
 #include "TransactionInfo.h"
 #include <wallet/wallet2_api.h>
 
+#include <QDebug>
+
 
 TransactionInfo *TransactionHistory::transaction(int index)
 {
     // box up Bitmonero::TransactionInfo
     Bitmonero::TransactionInfo * impl = m_pimpl->transaction(index);
+    if (!impl) {
+        qCritical("%s: no transaction info for index %d", __FUNCTION__, index);
+        qCritical("%s: there's %d transactions in backend", __FUNCTION__, m_pimpl->count());
+        return nullptr;
+    }
     TransactionInfo * result = new TransactionInfo(impl, this);
     return result;
 }
@@ -34,6 +41,7 @@ QList<TransactionInfo *> TransactionHistory::getAll() const
 void TransactionHistory::refresh()
 {
     // XXX this invalidates previously saved history that might be used by clients
+
     emit refreshStarted();
     m_pimpl->refresh();
     emit refreshFinished();
-- 
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