From 143d33b6b5b4f2920a4b3787a8d794f9a692b627 Mon Sep 17 00:00:00 2001
From: Morten <tincann@users.noreply.github.com>
Date: Fri, 30 Aug 2019 13:04:37 +0200
Subject: [PATCH] Styles.xml: fix default patternType when attribute is missing

---
 src/NPOI.OpenXmlFormats/Spreadsheet/Styles/CT_PatternFill.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/NPOI.OpenXmlFormats/Spreadsheet/Styles/CT_PatternFill.cs b/src/NPOI.OpenXmlFormats/Spreadsheet/Styles/CT_PatternFill.cs
index d199cff..487c9c7 100644
--- a/src/NPOI.OpenXmlFormats/Spreadsheet/Styles/CT_PatternFill.cs
+++ b/src/NPOI.OpenXmlFormats/Spreadsheet/Styles/CT_PatternFill.cs
@@ -50,7 +50,9 @@ namespace NPOI.OpenXmlFormats.Spreadsheet
             if (node == null)
                 return null;
             CT_PatternFill ctObj = new CT_PatternFill();
-            if (node.Attributes["patternType"] != null)
+            if (node.Attributes["patternType"] == null)
+                ctObj.patternType = ST_PatternType.solid;
+            else
                 ctObj.patternType = (ST_PatternType)Enum.Parse(typeof(ST_PatternType), node.Attributes["patternType"].Value);
             foreach (XmlNode childNode in node.ChildNodes)
             {