diff --git a/Assets/Scripts/UI/GamePanel.cs b/Assets/Scripts/UI/GamePanel.cs
index c925182..10f4fb4 100644
--- a/Assets/Scripts/UI/GamePanel.cs
+++ b/Assets/Scripts/UI/GamePanel.cs
@@ -42,7 +42,7 @@ public class GamePanel : MonoBehaviour
     private void OnSwitchComponent(ComponentConfig componentConfig, int componentIndex)
     {
         Debug.Log("OnSwitchComponent");
-        if (spawnedTypewriters == null || this.componentConfigName == null)
+        if (spawnedTypewriters == null || this.componentConfigName == null || componentConfig.组件描述.IsNullOrEmpty())
             return;
         if (!spawnedTypewriters.TryGetValue(this.componentConfigName, out var typewriter))
         {