From 722b31edee341c4634b81c983d8db71e5fd9dc57 Mon Sep 17 00:00:00 2001
From: Nick O'Leary <nick.oleary@gmail.com>
Date: Fri, 2 Sep 2016 20:31:24 +0100
Subject: [PATCH] Safely ignore subflow instance nodes in palette editor

---
 editor/js/ui/palette-editor.js | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/editor/js/ui/palette-editor.js b/editor/js/ui/palette-editor.js
index 0757dc7dc..08320190c 100644
--- a/editor/js/ui/palette-editor.js
+++ b/editor/js/ui/palette-editor.js
@@ -701,10 +701,12 @@ RED.palette.editor = (function() {
             }
         });
         RED.events.on('nodes:add', function(n) {
-            typesInUse[n.type] = (typesInUse[n.type]||0)+1;
-            if (typesInUse[n.type] === 1) {
-                var ns = RED.nodes.registry.getNodeSetForType(n.type);
-                refreshNodeModule(ns.module);
+            if (!/^subflow:/.test(n.type)) {
+                typesInUse[n.type] = (typesInUse[n.type]||0)+1;
+                if (typesInUse[n.type] === 1) {
+                    var ns = RED.nodes.registry.getNodeSetForType(n.type);
+                    refreshNodeModule(ns.module);
+                }
             }
         })
         RED.events.on('nodes:remove', function(n) {