From dc66c92445316f20df5b5e9a911c747e62484ce9 Mon Sep 17 00:00:00 2001
From: Thomas Beutlich <modelica@tbeu.de>
Date: Fri, 27 Dec 2024 17:11:13 +0100
Subject: [PATCH] refs #51: Fix access violation

---
 ExternData/Resources/C-Sources/ED_XLSXFile.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ExternData/Resources/C-Sources/ED_XLSXFile.c b/ExternData/Resources/C-Sources/ED_XLSXFile.c
index bdf4712..2e8bf0c 100644
--- a/ExternData/Resources/C-Sources/ED_XLSXFile.c
+++ b/ExternData/Resources/C-Sources/ED_XLSXFile.c
@@ -209,7 +209,9 @@ void* ED_createXLSX(const char* fileName, int verbose, int detectMissingData)
 	}
 
 	XmlNode_deleteTree(root);
-	parseXML(xlsx->zfile, STR_XML, &xlsx->sharedStringsRoot);
+	if (parseXML(xlsx->zfile, STR_XML, &xlsx->sharedStringsRoot) != 0) {
+		xlsx->sharedStringsRoot = NULL;
+	}
 
 	xlsx->loc = ED_INIT_LOCALE;
 	switch (detectMissingData) {