From f10df425e4c5d5cf40330c9ced9146dbb5633d07 Mon Sep 17 00:00:00 2001
From: JFH <20402845+jfhenon@users.noreply.github.com>
Date: Thu, 27 May 2021 21:08:14 +0200
Subject: [PATCH] fix issue when URL for a fill color does not exist

---
 src/editor/components/PaintBox.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/editor/components/PaintBox.js b/src/editor/components/PaintBox.js
index 6335cafe..f6c4b47e 100644
--- a/src/editor/components/PaintBox.js
+++ b/src/editor/components/PaintBox.js
@@ -71,11 +71,14 @@ class PaintBox {
     if (color.startsWith('url(#')) {
       let refElem = svgCanvas.getRefElem(color);
       refElem = (refElem) ? refElem.cloneNode(true) : document.querySelectorAll('#' + type + '_color defs *')[0];
+      if (!refElem) {
+        console.error(`the color ${color} is referenced by an url that can't be identified - using 'none'`);
+        opts.solidColor = 'none';
+      } else {
       opts[refElem.tagName] = refElem;
+      }
     } else if (color.startsWith('#')) {
       opts.solidColor = color.substr(1);
-    } else {
-      opts.solidColor = 'none';
     }
     return new jGraduate.Paint(opts);
   }