diff --git a/src/ATBAPP/ATBDeviceControllerPlugin.cpp b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
index a391783..2f7bce7 100644
--- a/src/ATBAPP/ATBDeviceControllerPlugin.cpp
+++ b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
@@ -663,8 +663,6 @@ void ATBDeviceControllerPlugin::onCBinAndAllDoorsClosed()
 {
     qCritical() << "ATBDeviceControllerPlugin::onCBinAndAllDoorsClosed()";
 
-    this->diag->diagReInit();
-
     QTimer::singleShot(2000, this, SIGNAL(requestModeIDLE()));
 
     this->dbus->finishedBackgroundTask("DOOR_OPEN");
diff --git a/src/ATBAPP/DeviceControllerDiag.cpp b/src/ATBAPP/DeviceControllerDiag.cpp
index fdcde55..3fa46e2 100644
--- a/src/ATBAPP/DeviceControllerDiag.cpp
+++ b/src/ATBAPP/DeviceControllerDiag.cpp
@@ -614,7 +614,6 @@ void DeviceControllerDiag::private_sendDiagEvent(DCMachineEvent result, DeviceCo
         parameter  = "no valid data from DeviceController";
         break;
     case DeviceController::State::O000:   // everything is fine
-        this->machineEventSet.clear();
         this->_isErrorState = false;
         eventClass = EVENT_CLASS::OPERATE;
         parameter  = "";