diff --git a/cbpi/__init__.py b/cbpi/__init__.py
index 8ec8c56..7455d4e 100644
--- a/cbpi/__init__.py
+++ b/cbpi/__init__.py
@@ -1 +1 @@
-__version__ = "4.0.0.46"
+__version__ = "4.0.0.47"
diff --git a/cbpi/controller/kettle_controller.py b/cbpi/controller/kettle_controller.py
index a97d75b..3c26a95 100644
--- a/cbpi/controller/kettle_controller.py
+++ b/cbpi/controller/kettle_controller.py
@@ -35,9 +35,10 @@ class KettleController(BasicController):
 
     async def stop(self, id):
         try:
-            logging.info("Stop Kettele {}".format(id))
+            logging.info("Stop Kettle {}".format(id))
             item = self.find_by_id(id)
-            await item.instance.stop()
+            if item.instance:
+                await item.instance.stop()
             await self.push_udpate()
         except Exception as e:
             logging.error("Failed to switch off KettleLogic {} {}".format(id, e))