From 2f70faa0aafe1f283eb251f4f1a88f92c6d715e0 Mon Sep 17 00:00:00 2001
From: space-nuko <24979496+space-nuko@users.noreply.github.com>
Date: Tue, 6 Jun 2023 12:40:00 -0500
Subject: [PATCH] Fix get upstream link

---
 web/scripts/graphUtils.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/web/scripts/graphUtils.js b/web/scripts/graphUtils.js
index 37746e453..6eaa1beb8 100644
--- a/web/scripts/graphUtils.js
+++ b/web/scripts/graphUtils.js
@@ -60,7 +60,7 @@ export function getUpstreamLink(parent, currentLink) {
         const link = parent.getUpstreamLink();
         return [parent.graph, link];
     }
-    else if (parent.inputs.length === 1) {
+    else if (parent.inputs && parent.inputs.length === 1) {
         // Only one input, so assume we can follow it backwards.
         const link = parent.getInputLink(0);
         if (link) {