From 8dd0ef228a6c6a3913082b0fc2f34bffb777f6fc Mon Sep 17 00:00:00 2001
From: Guillaume Chau <guillaume.b.chau@gmail.com>
Date: Fri, 30 Sep 2022 11:17:58 +0200
Subject: [PATCH] fix: subTree is null

---
 packages/app-backend-vue3/src/components/el.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/app-backend-vue3/src/components/el.ts b/packages/app-backend-vue3/src/components/el.ts
index ef87958dc..6b71dd444 100644
--- a/packages/app-backend-vue3/src/components/el.ts
+++ b/packages/app-backend-vue3/src/components/el.ts
@@ -9,6 +9,7 @@ export function getRootElementsFromComponentInstance (instance) {
   if (isFragment(instance)) {
     return getFragmentRootElements(instance.subTree)
   }
+  if (!instance.subTree) return []
   return [instance.subTree.el]
 }