diff --git a/src/device/DeviceManager.cpp b/src/device/DeviceManager.cpp
index 034d4dc..7250bf8 100644
--- a/src/device/DeviceManager.cpp
+++ b/src/device/DeviceManager.cpp
@@ -257,7 +257,6 @@ void DeviceManager::initGUI(bool aIsInitSucceed)
         emit initializeFinished();
     }
 
-    startTransfer();
     initEmptyScanMeasurementID();
 
     //process expired patient list