From d73b1593ac940e91906f75359a06c4a06fc1b6ac Mon Sep 17 00:00:00 2001
From: John Dancel <dancel@ptd.net>
Date: May 21 2019 23:56:21 +0000
Subject: Fix crash writing edit frame range temp files


---

diff --git a/toonz/sources/toonzlib/txshsimplelevel.cpp b/toonz/sources/toonzlib/txshsimplelevel.cpp
index c1c5a31..cee4053 100644
--- a/toonz/sources/toonzlib/txshsimplelevel.cpp
+++ b/toonz/sources/toonzlib/txshsimplelevel.cpp
@@ -1432,6 +1432,8 @@ void TXshSimpleLevel::save(const TFilePath &fp, const TFilePath &oldFp,
       sl->setPath(getScene()->codeFilePath(app));
       sl->setType(getType());
       sl->setDirtyFlag(getDirtyFlag());
+      sl->addRef();  // Needed so levelUpdater doesn't destroy it right away
+                     // when its done writing
 
       std::set<TFrameId>::iterator eft, efEnd = m_editableRange.end();
       for (eft = m_editableRange.begin(); eft != efEnd; ++eft) {