注册名字界面，没有填写名字点击确认报错问题

GameClient/Assets/Game/HotUpdate/Views/CreateRole/CreateRoleView.cs

@@ -262,6 +262,8 @@ namespace GFGGame
 
         private async void OnClickBtnSure()
         {
+            if (_createInputField == null)
+                return;
             string roleName = _createInputField.text;
             if (string.IsNullOrEmpty(roleName))
             {