From b09ed762edb698bb12b11beb28ee7c2de76ceecc Mon Sep 17 00:00:00 2001
From: sean.zhou <sean.zhou@dji.com>
Date: Tue, 14 Mar 2023 19:44:44 +0800
Subject: [PATCH] Fix the issue that the data is not displayed when the map is not loaded.

---
 src/pages/page-web/projects/tsa.vue |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/pages/page-web/projects/tsa.vue b/src/pages/page-web/projects/tsa.vue
index e9a7469..3668f68 100644
--- a/src/pages/page-web/projects/tsa.vue
+++ b/src/pages/page-web/projects/tsa.vue
@@ -259,7 +259,7 @@
   }, 3000)
   const element = document.getElementsByClassName('scrollbar').item(0) as HTMLDivElement
   const parent = element?.parentNode as HTMLDivElement
-  scorllHeight.value = parent?.clientHeight - parent.firstElementChild!.clientHeight
+  scorllHeight.value = parent?.clientHeight - parent?.firstElementChild?.clientHeight
 })
 
 function getOnlineTopo () {

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