LivoxProto1:Device: Refcount num stimbuffs attached

commonLibs/livoxProto1/core.cpp

@@ -230,7 +230,7 @@ void DeviceManager::destroyDeviceReq(
 	std::shared_ptr<Device> device = getDevice(dev->discoveredDevice).
 		value_or(nullptr);
 
-	if (!device)
+	if (!device || device->nAttachedStimBuffs > 0)
 	{
 		callback.callbackFn(false);
 		return;