From 9ac7ecf8281a672baf09e102a36700b737c9965e Mon Sep 17 00:00:00 2001
From: fyears <1142836+fyears@users.noreply.github.com>
Date: Sun, 20 Oct 2024 16:58:22 +0800
Subject: [PATCH] fix undefined

---
 pro/src/sync.ts | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pro/src/sync.ts b/pro/src/sync.ts
index 6831b65..364913b 100644
--- a/pro/src/sync.ts
+++ b/pro/src/sync.ts
@@ -305,7 +305,14 @@ export const getSkipItemsByList = (
   }
 
   // we deal with explictly allow list secondly, apply them to PARENTS if possible
-  const enableAllowMode = skipOrNotResults[allPotentialKeys[0]].enableAllowMode;
+  let enableAllowMode = false;
+  if (
+    allPotentialKeys.length > 0 &&
+    allPotentialKeys[0] !== undefined &&
+    skipOrNotResults[allPotentialKeys[0]] !== undefined
+  ) {
+    enableAllowMode = skipOrNotResults[allPotentialKeys[0]].enableAllowMode;
+  }
   if (enableAllowMode) {
     for (let index = 0; index < sortedKeys.length; index++) {
       // reverse order, long(deep) to short(shadow), ascending