From 552c086d3a7a10f734ab0045b5b0586f9e63c9d2 Mon Sep 17 00:00:00 2001
From: zh <972939975@qq.com>
Date: Fri, 18 Jul 2025 14:23:34 +0800
Subject: [PATCH] =?UTF-8?q?=E5=88=A4=E6=96=ADviewer=E6=98=AF=E5=90=A6?=
 =?UTF-8?q?=E5=AD=98=E5=9C=A8?=
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---
 src/Obj/Base/BillboardObject/index.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Obj/Base/BillboardObject/index.js b/src/Obj/Base/BillboardObject/index.js
index 053a51c..968d751 100644
--- a/src/Obj/Base/BillboardObject/index.js
+++ b/src/Obj/Base/BillboardObject/index.js
@@ -2344,6 +2344,9 @@ class BillboardObject extends Base {
   }
 
   async updateHeight() {
+    if(!this.sdk || !this.sdk.viewer || !this.sdk.viewer.scene) {
+      return
+    }
     let height
     let height2
     let point1 = new Cesium.Cartesian3.fromDegrees(