diff --git a/lib/accessory-light.js b/lib/accessory-light.js
index 738e9a6..2480baf 100644
--- a/lib/accessory-light.js
+++ b/lib/accessory-light.js
@@ -4,6 +4,9 @@ module.exports = async (hap, accessory, el, address, eoj) => {
   const propertyValue = (await el.getPropertyValue(address, eoj, 0x80))
   console.log("Log1")
   console.log(propertyValue.message.data)
+  if (propertyValue.message.data == null) {
+    return
+  }
   let {status} = propertyValue.message.data
   service.updateCharacteristic(hap.Characteristic.On, status)
 
@@ -23,7 +26,7 @@ module.exports = async (hap, accessory, el, address, eoj) => {
     el.getPropertyValue(address, eoj, 0x80).then((res) => {
 //        console.log("Log2")
 //        console.log(res.message.data)
-        if (res.message.data != null) {
+        if (res != null && res.message.data != null) {
             updateStatus(res.message.data.status)
         }
     })