From aa6a981075d629393bd8f11f4953c65c183fa537 Mon Sep 17 00:00:00 2001
From: alberto <albertomoreta@etik.com>
Date: Mon, 26 Aug 2024 13:41:55 +0200
Subject: [PATCH] OPPIA-1643 - Add extra condition if tracker uuid is null

---
 .../oppia/utils/xmlreaders/CourseTrackerXMLReader.java       | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/org/digitalcampus/oppia/utils/xmlreaders/CourseTrackerXMLReader.java b/app/src/main/java/org/digitalcampus/oppia/utils/xmlreaders/CourseTrackerXMLReader.java
index 326670b98..ebb200bd7 100644
--- a/app/src/main/java/org/digitalcampus/oppia/utils/xmlreaders/CourseTrackerXMLReader.java
+++ b/app/src/main/java/org/digitalcampus/oppia/utils/xmlreaders/CourseTrackerXMLReader.java
@@ -33,6 +33,7 @@
 import org.joda.time.DateTime;
 import org.w3c.dom.Document;
 import org.w3c.dom.NamedNodeMap;
+import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;
 import org.xml.sax.InputSource;
 import org.xml.sax.SAXException;
@@ -98,8 +99,8 @@ public List<TrackerLog> getTrackers(Context ctx, long courseId, long userId) {
         NodeList actTrackers = document.getFirstChild().getChildNodes();
         for (int i = 0; i < actTrackers.getLength(); i++) {
             NamedNodeMap attrs = actTrackers.item(i).getAttributes();
-            String uuid = attrs.getNamedItem(NODE_UUID).getTextContent();
-            if (uuidList.contains(uuid)) {
+            Node uuid = attrs.getNamedItem(NODE_UUID);
+            if (uuid != null && uuidList.contains(uuid.getTextContent())) {
                 continue;
             }