diff --git a/src/views/layout/components/main/planes/index.vue b/src/views/layout/components/main/planes/index.vue
index 3062943..fd074ef 100644
--- a/src/views/layout/components/main/planes/index.vue
+++ b/src/views/layout/components/main/planes/index.vue
@@ -117,8 +117,16 @@ export default {
       this.dialogVisible = true
       this.dialogItem = 'guidedBox'
       this.guidedLonLat = lonLat // 设置点击的经纬度
-      const posLen = this.plane.planeState.position.length
-      this.guidedAlt = this.plane.planeState.position[posLen - 1][2]// 取出 点击时飞机的高度
+
+      // 安全获取飞机当前高度
+      let height = 0
+      if (this.plane && this.plane.planeState && Array.isArray(this.plane.planeState.position)) {
+        const posLen = this.plane.planeState.position.length
+        if (posLen > 0 && Array.isArray(this.plane.planeState.position[posLen - 1])) {
+          height = this.plane.planeState.position[posLen - 1][2] || 0
+        }
+      }
+      this.guidedAlt = height
     },
     // 地图组件回调地图加载完成后 执行
     onMapReady () {