From 055ffb96cc73369682ee980d13f030d8713d3259 Mon Sep 17 00:00:00 2001
From: Dotta <bippadotta@protonmail.com>
Date: Fri, 24 Apr 2026 13:55:35 -0500
Subject: [PATCH] Guard fold curtain resize observer

---
 ui/src/components/FoldCurtain.tsx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ui/src/components/FoldCurtain.tsx b/ui/src/components/FoldCurtain.tsx
index 4cdbfd27c22..a6370b26ce1 100644
--- a/ui/src/components/FoldCurtain.tsx
+++ b/ui/src/components/FoldCurtain.tsx
@@ -80,6 +80,7 @@ export function FoldCurtain({
       setHasMeasured(true);
     };
     measure();
+    if (typeof ResizeObserver === "undefined") return;
     const observer = new ResizeObserver(measure);
     observer.observe(el);
     return () => observer.disconnect();