From 3021ea9afe305821b36bc90c8702424f0890a1db Mon Sep 17 00:00:00 2001
From: Austin Mroz <austin@comfy.org>
Date: Thu, 28 Aug 2025 08:51:40 -0700
Subject: [PATCH] Add safety check for undefined widgets

---
 src/lib/litegraph/src/LGraphNode.ts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/lib/litegraph/src/LGraphNode.ts b/src/lib/litegraph/src/LGraphNode.ts
index 94c0310b1e..56f5931794 100644
--- a/src/lib/litegraph/src/LGraphNode.ts
+++ b/src/lib/litegraph/src/LGraphNode.ts
@@ -3998,6 +3998,13 @@ export class LGraphNode
    */
   #arrangeWidgets(widgetStartY: number): void {
     if (!this.widgets || !this.widgets.length) return
+    for (let i = 0; i < this.widgets.length; i++) {
+      if (!this.widgets[i]) {
+        console.error('Removing undefined widget in', this)
+        this.widgets.splice(i, 1)
+        i--
+      }
+    }
 
     const bodyHeight = this.bodyHeight
     const startY =