diff --git a/app/src/main/cpp/PhoneDevice.cpp b/app/src/main/cpp/PhoneDevice.cpp
index 50c5b6b9..5d12158b 100644
--- a/app/src/main/cpp/PhoneDevice.cpp
+++ b/app/src/main/cpp/PhoneDevice.cpp
@@ -5267,7 +5267,7 @@ VendorCtrl* CPhoneDevice::MakeVendorCtrl(int vendor, uint8_t channel, const std:
             // Hang Yu - New
             vendorCtrl = new HangYuCtrl(ip, userName, password, channel, netHandle, syncTime);
     }
-    if (syncTime)
+    if (syncTime && (vendorCtrl != NULL))
     {
         time_t ts = time(NULL);
         vendorCtrl->UpdateTime(ts);