diff --git a/src/ATBAPP/ATBDeviceControllerPlugin.cpp b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
index 101f335..628e33c 100644
--- a/src/ATBAPP/ATBDeviceControllerPlugin.cpp
+++ b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
@@ -30,13 +30,31 @@ ATBDeviceControllerPlugin::ATBDeviceControllerPlugin(QObject *parent)
     this->setParent(parent);
 
     this->pluginInfo = QString::fromUtf8(pluginInfoString.c_str());
+}
+
+ATBDeviceControllerPlugin::~ATBDeviceControllerPlugin() {}
+
+PLUGIN_STATE ATBDeviceControllerPlugin::initDCPlugin(QObject *eventReceiver, const QSettings & settings)
+{
+    this->eventReceiver = eventReceiver;
+
+    // read variables from setting
+    this->serialPortName = settings.value("ATBDeviceControllerPlugin/serialPort", "ttymxc2").toString();
+    QByteArray printerEncoding = settings.value("ATBDeviceControllerPlugin/printerEncoding", "ISO 8859-2").toString().toLatin1();
+    QString printerLocaleString = settings.value("ATBDeviceControllerPlugin/printerLocale", "de_DE").toString().toLatin1();
+    this->printerLocale = QLocale(printerLocaleString);
 
-    if (!this->private_loadCashAgentLib("")) {
-        return;
-    }
 
     this->init_sc_dbus();
 
+    QString persistentDataFile = "/mnt/system_data/dc_persistentData.dat";
+    this->persistentData = new PersistentData(persistentDataFile);
+
+
+    // setup libCA:
+    if (!this->private_loadCashAgentLib("")) {
+        return PLUGIN_STATE::NOT_INITIALIZED;
+    }
 
     //connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_templatePrintFinished_OK()),  this, SLOT(onPrintFinishedOK()),  Qt::QueuedConnection);
     //connect(dynamic_cast<QObject*>(hw), SIGNAL(hwapi_templatePrintFinished_Err()), this, SLOT(onPrintFinishedERR()), Qt::QueuedConnection);
@@ -61,9 +79,6 @@ ATBDeviceControllerPlugin::ATBDeviceControllerPlugin(QObject *parent)
     dynamic_cast<QObject*>(hw)->moveToThread(hwThread);
     hwThread->start();
 
-    QString persistentDataFile = "/mnt/system_data/dc_persistentData.dat";
-    this->persistentData = new PersistentData(persistentDataFile);
-
     this->diag = new DeviceControllerDiag(this->persistentData, this);
     connect(this->diag, &DeviceControllerDiag::newVoltage, this, &ATBDeviceControllerPlugin::onNewVoltage);
 
@@ -75,19 +90,7 @@ ATBDeviceControllerPlugin::ATBDeviceControllerPlugin(QObject *parent)
     this->currentCashState = CASH_STATE::CACHE_EMPTY;
 
     this->cashStartAmountInt = 0;
-}
 
-ATBDeviceControllerPlugin::~ATBDeviceControllerPlugin() {}
-
-PLUGIN_STATE ATBDeviceControllerPlugin::initDCPlugin(QObject *eventReceiver, const QSettings & settings)
-{
-    this->eventReceiver = eventReceiver;
-
-    // read variables from setting
-    this->serialPortName = settings.value("ATBDeviceControllerPlugin/serialPort", "ttymxc2").toString();
-    QByteArray printerEncoding = settings.value("ATBDeviceControllerPlugin/printerEncoding", "ISO 8859-2").toString().toLatin1();
-    QString printerLocaleString = settings.value("ATBDeviceControllerPlugin/printerLocale", "de_DE").toString().toLatin1();
-    this->printerLocale = QLocale(printerLocaleString);
 
 
     if (this->isMaster) {
@@ -227,20 +230,20 @@ void ATBDeviceControllerPlugin::reset()
 // Handle Mode-Changes --------------------------------------------------------
 
 void ATBDeviceControllerPlugin::onChangedProgramModeToSELL()
-{
+{    
     hw->dc_autoRequest(true);
     hw->rtc_setDateTime();
     hw->mdb_switchWake(0);   // wakeup MDB components
 }
 
 void ATBDeviceControllerPlugin::onChangedProgramModeToSERVICE()
-{
+{    
     hw->dc_autoRequest(true);
     hw->mdb_switchWake(0);   // wakeup MDB components
 }
 
 void ATBDeviceControllerPlugin::onChangedProgramModeToIDLE()
-{
+{    
     hw->dc_autoRequest(true);
     this->diag->diagRequest();
     hw->mdb_switchWake(1);