From d45b7a7bf68ec2a423bf4d5517c24598cb8d45b5 Mon Sep 17 00:00:00 2001
From: Michael Cordell <mcordell@users.noreply.github.com>
Date: Sun, 24 May 2026 08:51:42 -0700
Subject: [PATCH] fix(dispatcher): skip undefined components in
 collectComponents (#2404)

layout.footer (and other optional layout slots) can be undefined
when disabled. Adding undefined to the seen Set caused a crash in
componentResources.ts when destructuring component properties.
---
 quartz/plugins/pageTypes/dispatcher.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/quartz/plugins/pageTypes/dispatcher.ts b/quartz/plugins/pageTypes/dispatcher.ts
index bb6b6de..0ac03ff 100644
--- a/quartz/plugins/pageTypes/dispatcher.ts
+++ b/quartz/plugins/pageTypes/dispatcher.ts
@@ -55,7 +55,7 @@ function collectComponents(
       layout.footer,
     ]
     for (const c of all) {
-      seen.add(c)
+      if (c) seen.add(c)
     }
   }
   return [...seen]