From f5d0d54dedcc1473d39dfdf5bb51a037718e16d2 Mon Sep 17 00:00:00 2001
From: Oliver Walters <oliver.henry.walters@gmail.com>
Date: Mon, 2 Nov 2020 23:02:02 +1100
Subject: [PATCH] Improve modal error message

---
 InvenTree/InvenTree/static/script/inventree/modals.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/InvenTree/InvenTree/static/script/inventree/modals.js b/InvenTree/InvenTree/static/script/inventree/modals.js
index 26eac5676b..f731a5238b 100644
--- a/InvenTree/InvenTree/static/script/inventree/modals.js
+++ b/InvenTree/InvenTree/static/script/inventree/modals.js
@@ -844,8 +844,13 @@ function launchModalForm(url, options = {}) {
 
             $(modal).modal('hide');
 
-            // Permission denied!
-            if (xhr.status == 400) {
+            if (xhr.status == 0) {
+                // No response from the server
+                showAlertDialog(
+                    "No Response",
+                    "No response from the InvenTree server",
+                );
+            } else if (xhr.status == 400) {
                 showAlertDialog(
                     "Error 400: Bad Request",
                     "Server returned error code 400"