From b63842ab15618c446d59df0a4d65cd3851df78e5 Mon Sep 17 00:00:00 2001
From: Michael Becker <alcexhim@gmail.com>
Date: Fri, 7 Aug 2020 01:50:19 -0400
Subject: [PATCH] throw InvalidDataFormatException if the file 'IND.DB' is not
 found in the OLE compound document file

---
 .../DataFormats/FamilyTreeMaker/Windows/FTWDataFormat.cs       | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Plugins/UniversalEditor.Plugins.Genealogy/DataFormats/FamilyTreeMaker/Windows/FTWDataFormat.cs b/Plugins/UniversalEditor.Plugins.Genealogy/DataFormats/FamilyTreeMaker/Windows/FTWDataFormat.cs
index 282d659e..cf200a08 100644
--- a/Plugins/UniversalEditor.Plugins.Genealogy/DataFormats/FamilyTreeMaker/Windows/FTWDataFormat.cs
+++ b/Plugins/UniversalEditor.Plugins.Genealogy/DataFormats/FamilyTreeMaker/Windows/FTWDataFormat.cs
@@ -22,6 +22,9 @@ namespace UniversalEditor.Plugins.Genealogy.DataFormats.FamilyTreeMaker.Windows
 			File IND_DB = fsom.Files["IND.DB"];
 			File INDGROUPS = fsom.Files["QEDIT0.DB"];
 
+			if (IND_DB == null)
+				throw new InvalidDataFormatException("IND.DB not found");
+
 			INDDBObjectModel objm = IND_DB.GetObjectModel<INDDBObjectModel>(new INDDBDataFormat());
 
 			int maxNameLength = 0;