diff --git a/stimBuffApis/livoxGen1/livoxGen1.cpp b/stimBuffApis/livoxGen1/livoxGen1.cpp
index 6034584..dea1784 100644
--- a/stimBuffApis/livoxGen1/livoxGen1.cpp
+++ b/stimBuffApis/livoxGen1/livoxGen1.cpp
@@ -213,9 +213,9 @@ public:
 	void delayedGetReturnMode(
 		std::shared_ptr<AttachDeviceReq> context)
 	{
-		// Initialize timer with device's component thread
+		// Initialize timer with LivoxGen1 metadata io_service
 		delayTimer = std::make_unique<boost::asio::deadline_timer>(
-			context->deviceTmp->componentThread->getIoService());
+			smoThreadingModelDesc.componentThread->getIoService());
 
 		delayTimer->expires_from_now(boost::posix_time::milliseconds(5));
 		delayTimer->async_wait(