From 6b9bbb0d32b674200cea1f5399507feaf40905e1 Mon Sep 17 00:00:00 2001
From: James Cook <jamespetercook@googlemail.com>
Date: Sun, 13 Jun 2021 10:36:17 +0100
Subject: [PATCH] - Display error message if imsmanifest.xml can't be found

---
 src/CommonCartridge.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/CommonCartridge.js b/src/CommonCartridge.js
index 0f9945c2..353e8d1d 100644
--- a/src/CommonCartridge.js
+++ b/src/CommonCartridge.js
@@ -205,7 +205,7 @@ export default class CommonCartridge extends Component {
       entry => entry.filename === "imsmanifest.xml"
     );
 
-    if (manifestEntry != null) {
+    if (manifestEntry) {
       let xml;
       try {
         xml = await getTextFromEntry(manifestEntry);
@@ -215,6 +215,8 @@ export default class CommonCartridge extends Component {
       if (xml != null) {
         this.loadResources(xml);
       }
+    } else {
+      this.setState({ errorLoading: true });
     }
   }