diff --git a/Plugins/org.mitk.gui.qt.igttracking/src/internal/QmitkMITKIGTNavigationToolManagerView.cpp b/Plugins/org.mitk.gui.qt.igttracking/src/internal/QmitkMITKIGTNavigationToolManagerView.cpp
index 1db19eb558..8de72cb732 100644
--- a/Plugins/org.mitk.gui.qt.igttracking/src/internal/QmitkMITKIGTNavigationToolManagerView.cpp
+++ b/Plugins/org.mitk.gui.qt.igttracking/src/internal/QmitkMITKIGTNavigationToolManagerView.cpp
@@ -1,78 +1,78 @@
 /*===================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center,
 Division of Medical and Biological Informatics.
 All rights reserved.
 
 This software is distributed WITHOUT ANY WARRANTY; without
 even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.
 
 See LICENSE.txt or http://www.mitk.org for details.
 
 ===================================================================*/
 
 // Blueberry
 #include <berryISelectionService.h>
 #include <berryIWorkbenchWindow.h>
 
 // Qmitk
 #include "QmitkMITKIGTNavigationToolManagerView.h"
 
 // MITK
 #include <usGetModuleContext.h>
 
 // Qt
 #include <QMessageBox>
 
 const std::string QmitkMITKIGTNavigationToolManagerView::VIEW_ID = "org.mitk.views.mitkigtnavigationtoolmanager";
 
 QmitkMITKIGTNavigationToolManagerView::QmitkMITKIGTNavigationToolManagerView()
   : QmitkAbstractView()
   , m_Controls(0)
 {
 }
 
 QmitkMITKIGTNavigationToolManagerView::~QmitkMITKIGTNavigationToolManagerView()
 {
   for (auto storage : m_AllStoragesHandledByThisWidget)
     storage->UnRegisterMicroservice();
 }
 
 void QmitkMITKIGTNavigationToolManagerView::CreateQtPartControl(QWidget *parent)
 {
   // build up qt view, unless already done
   if (!m_Controls)
   {
     // create GUI widgets from the Qt Designer's .ui file
     m_Controls = new Ui::QmitkMITKIGTNavigationToolManagerViewControls;
     m_Controls->setupUi(parent);
     connect((QObject*)(m_Controls->m_toolManagerWidget), SIGNAL(NewStorageAdded(mitk::NavigationToolStorage::Pointer, std::string)), this, SLOT(NewStorageByWidget(mitk::NavigationToolStorage::Pointer, std::string)));
     connect((QObject*)(m_Controls->m_ToolStorageListWidget), SIGNAL(NavigationToolStorageSelected(mitk::NavigationToolStorage::Pointer)), this, SLOT(ToolStorageSelected(mitk::NavigationToolStorage::Pointer)));
   }
   m_Controls->m_toolManagerWidget->Initialize(this->GetDataStorage());
 }
 
 void QmitkMITKIGTNavigationToolManagerView::SetFocus()
 {
   m_Controls->m_ToolStorageListWidget->setFocus();
 }
 
-void QmitkMITKIGTNavigationToolManagerView::NewStorageByWidget(mitk::NavigationToolStorage::Pointer storage, std::string storageName)
+void QmitkMITKIGTNavigationToolManagerView::NewStorageByWidget(mitk::NavigationToolStorage::Pointer storage)
 {
   storage->RegisterAsMicroservice();
   m_AllStoragesHandledByThisWidget.push_back(storage);
 }
 
 void QmitkMITKIGTNavigationToolManagerView::ToolStorageSelected(mitk::NavigationToolStorage::Pointer storage)
 {
   if (storage.IsNull()) //no storage selected
   {
     //reset everything
     return;
   }
 
   this->m_Controls->m_toolManagerWidget->LoadStorage(storage);
 }
diff --git a/Plugins/org.mitk.gui.qt.igttracking/src/internal/QmitkMITKIGTNavigationToolManagerView.h b/Plugins/org.mitk.gui.qt.igttracking/src/internal/QmitkMITKIGTNavigationToolManagerView.h
index c9fff653b4..b84f1edce6 100644
--- a/Plugins/org.mitk.gui.qt.igttracking/src/internal/QmitkMITKIGTNavigationToolManagerView.h
+++ b/Plugins/org.mitk.gui.qt.igttracking/src/internal/QmitkMITKIGTNavigationToolManagerView.h
@@ -1,63 +1,63 @@
 /*===================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center,
 Division of Medical and Biological Informatics.
 All rights reserved.
 
 This software is distributed WITHOUT ANY WARRANTY; without
 even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.
 
 See LICENSE.txt or http://www.mitk.org for details.
 
 ===================================================================*/
 
 #ifndef QmitkMITKIGTNavigationToolManagerView_h
 #define QmitkMITKIGTNavigationToolManagerView_h
 
 #include <berryISelectionListener.h>
 
 #include <QmitkAbstractView.h>
 #include <usServiceReference.h>
 
 #include "ui_QmitkMITKIGTNavigationToolManagerViewControls.h"
 
 /*!
   \brief QmitkMITKIGTNavigationToolManagerView
 
   \warning  This application module is not yet documented. Use "svn blame/praise/annotate" and ask the author to provide basic documentation.
 
   */
 class QmitkMITKIGTNavigationToolManagerView : public QmitkAbstractView
 {
   // this is needed for all Qt objects that should have a Qt meta-object
   // (everything that derives from QObject and wants to have signal/slots)
   Q_OBJECT
 
 public:
 
   static const std::string VIEW_ID;
 
   QmitkMITKIGTNavigationToolManagerView();
   virtual ~QmitkMITKIGTNavigationToolManagerView();
 
   virtual void CreateQtPartControl(QWidget *parent) override;
 
   virtual void SetFocus() override;
 
   protected slots:
 
-  void NewStorageByWidget(mitk::NavigationToolStorage::Pointer storage, std::string);
+  void NewStorageByWidget(mitk::NavigationToolStorage::Pointer storage);
   void ToolStorageSelected(mitk::NavigationToolStorage::Pointer);
 
 protected:
 
   Ui::QmitkMITKIGTNavigationToolManagerViewControls* m_Controls;
 
   /** Someone needs to hold the smart pointers of new storages, otherwise the objects will be lost although they are listed as microservice. */
   std::vector<mitk::NavigationToolStorage::Pointer> m_AllStoragesHandledByThisWidget;
 };
 
 #endif // _QMITKMITKIGTNAVIGATIONTOOLMANAGERVIEW_H_INCLUDED