From 128fce3ed815db40bf70c67e622c32511e223f99 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andreas=20M=C3=BCller?= <andreas@stapelspeicher.org>
Date: Thu, 22 Feb 2018 15:59:12 -0800
Subject: [PATCH] Bug 787095 - Gnucash Crashes when opening old XML file

---
 libgnucash/engine/kvp-frame.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libgnucash/engine/kvp-frame.cpp b/libgnucash/engine/kvp-frame.cpp
index 3d09e2fe56..b32081468e 100644
--- a/libgnucash/engine/kvp-frame.cpp
+++ b/libgnucash/engine/kvp-frame.cpp
@@ -121,6 +121,8 @@ KvpFrame::set_impl (std::string const & key, KvpValue * value) noexcept
 KvpValue *
 KvpFrameImpl::set (Path path, KvpValue* value) noexcept
 {
+    if (path.empty())
+        return nullptr;
     auto key = path.back ();
     path.pop_back ();
     auto target = get_child_frame_or_nullptr (path);