From bdfca3b4b68ffa96e92dd513246a176bf435edc1 Mon Sep 17 00:00:00 2001
From: "Dr.Lt.Data" <dr.lt.data@gmail.com>
Date: Mon, 27 Mar 2023 07:54:51 +0900
Subject: [PATCH] robust patch for refresh feature

---
 web/scripts/app.js | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/web/scripts/app.js b/web/scripts/app.js
index 6b40a4ef6..e9d9a0cc3 100644
--- a/web/scripts/app.js
+++ b/web/scripts/app.js
@@ -808,15 +808,20 @@ class ComfyApp {
 	 * Refresh file list on whole nodes
 	 */
 	async refreshNodes() {
-	    const defs = await api.getNodeDefs();
+		const defs = await api.getNodeDefs();
 
 		for(let nodeNum in this.graph._nodes) {
 			const node = this.graph._nodes[nodeNum];
 
 			const def = defs[node.type];
+
+			if(def.refresh_list == undefined) {
+				continue;
+			}
+
 			for(const i in def.refresh_list) {
-			    const item = def.refresh_list[i];
-			    const filelist = def.input["required"][item];
+				const item = def.refresh_list[i];
+				const filelist = def.input["required"][item];
 				const w = node.widgets.find((w) => w.name === item);
 				w.options.values = filelist[0];
 				w.value = w.options.values[0];