From f1f314f9a59c5d2bd47d86690571fc8af908bba6 Mon Sep 17 00:00:00 2001
From: Michael Lynch <git@mtlynch.io>
Date: Tue, 4 Jun 2024 11:51:33 -0400
Subject: [PATCH] Improve error message on failed upload

---
 handlers/static/js/controllers/files.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/handlers/static/js/controllers/files.js b/handlers/static/js/controllers/files.js
index aab5318f..76ab93cb 100644
--- a/handlers/static/js/controllers/files.js
+++ b/handlers/static/js/controllers/files.js
@@ -18,6 +18,10 @@ function uploadFormData(url, formData, progressFn) {
       if (xhr.status >= 200 && xhr.status < 300) {
         resolve(xhr.response);
       } else {
+        if (xhr.responseText) {
+          reject(xhr.responseText);
+          return;
+        }
         reject(xhr.statusText);
       }
     });