From b1b3e523c230156289a7aac03940767ce782e116 Mon Sep 17 00:00:00 2001
From: chenos <chenlinxh@gmail.com>
Date: Wed, 15 Feb 2023 15:58:09 +0800
Subject: [PATCH] fix(map): cannot read properties of undefined (reading
 'title')

---
 packages/plugins/map/src/client/components/ReadPretty.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/plugins/map/src/client/components/ReadPretty.tsx b/packages/plugins/map/src/client/components/ReadPretty.tsx
index 0c863ecca..e6b2e51da 100644
--- a/packages/plugins/map/src/client/components/ReadPretty.tsx
+++ b/packages/plugins/map/src/client/components/ReadPretty.tsx
@@ -12,10 +12,10 @@ const ReadPretty = (props) => {
   const field = useField();
 
   useEffect(() => {
-    if (!field.title) {
+    if (!field.title && collectionField?.uiSchema?.title) {
       field.title = collectionField.uiSchema.title;
     }
-  }, collectionField.title);
+  }, collectionField?.title);
 
   if (!readOnly)
     return (