diff --git a/Modules/IGT/IO/mitkNavigationDataSequentialPlayer.cpp b/Modules/IGT/IO/mitkNavigationDataSequentialPlayer.cpp
index 28708d0e48..5985d2b35f 100644
--- a/Modules/IGT/IO/mitkNavigationDataSequentialPlayer.cpp
+++ b/Modules/IGT/IO/mitkNavigationDataSequentialPlayer.cpp
@@ -1,97 +1,98 @@
 /*===================================================================
 
 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.
 
 ===================================================================*/
 
 #include "mitkNavigationDataSequentialPlayer.h"
 
 #include <itksys/SystemTools.hxx> //for the pause
 #include <fstream>
 #include <sstream>
 
 //Exceptions
 #include "mitkIGTException.h"
 #include "mitkIGTIOException.h"
 
 mitk::NavigationDataSequentialPlayer::NavigationDataSequentialPlayer()
   : m_Repeat(false)
 {
 }
 
 mitk::NavigationDataSequentialPlayer::~NavigationDataSequentialPlayer()
 {
 }
 
 void mitk::NavigationDataSequentialPlayer::GoToSnapshot(unsigned int i)
 {
   if( !m_Repeat && (this->GetNumberOfSnapshots() <= i) )
   {
     MITK_ERROR << "Snaphot " << i << " does not exist and repat is off: can't go to that snapshot!";
     mitkThrowException(mitk::IGTException) << "Snapshot " << i << " does not exist and repat is off: can't go to that snapshot!";
   }
 
   // set iterator to given position (modulo for allowing repeat)
   m_NavigationDataSetIterator = m_NavigationDataSet->Begin() + ( i % this->GetNumberOfSnapshots() );
 
   // set outputs to selected snapshot
-  this->GoToNextSnapshot();
+  this->GenerateData();
 }
 
 bool mitk::NavigationDataSequentialPlayer::GoToNextSnapshot()
 {
   if (m_NavigationDataSetIterator == m_NavigationDataSet->End())
   {
     MITK_WARN("NavigationDataSequentialPlayer") << "Cannot go to next snapshot, already at end of NavigationDataset. Ignoring...";
     return false;
   }
   ++m_NavigationDataSetIterator;
   if ( m_NavigationDataSetIterator == m_NavigationDataSet->End() )
   {
     if ( m_Repeat )
     {
       // set data back to start if repeat is enabled
       m_NavigationDataSetIterator = m_NavigationDataSet->Begin();
     }
     else
     {
       return false;
     }
   }
+  this->GenerateData();
   return true;
 }
 
 void mitk::NavigationDataSequentialPlayer::GenerateData()
 {
   if ( m_NavigationDataSetIterator == m_NavigationDataSet->End() )
   {
     // no more data available
     this->GraftEmptyOutput();
   }
   else
   {
     for (unsigned int index = 0; index < GetNumberOfOutputs(); index++)
     {
       mitk::NavigationData* output = this->GetOutput(index);
       if( !output ) { mitkThrowException(mitk::IGTException) << "Output of index "<<index<<" is null."; }
 
       output->Graft(m_NavigationDataSetIterator->at(index));
     }
   }
 }
 
 void mitk::NavigationDataSequentialPlayer::UpdateOutputInformation()
 {
   this->Modified();  // make sure that we need to be updated
   Superclass::UpdateOutputInformation();
 }
\ No newline at end of file
diff --git a/Modules/IGT/IO/mitkNavigationDataSequentialPlayer.h b/Modules/IGT/IO/mitkNavigationDataSequentialPlayer.h
index bbabaf757d..42f0492942 100644
--- a/Modules/IGT/IO/mitkNavigationDataSequentialPlayer.h
+++ b/Modules/IGT/IO/mitkNavigationDataSequentialPlayer.h
@@ -1,95 +1,94 @@
 /*===================================================================
 
 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 MITKNavigationDataSequentialPlayer_H_HEADER_INCLUDED_
 #define MITKNavigationDataSequentialPlayer_H_HEADER_INCLUDED_
 
 #include <mitkNavigationDataPlayerBase.h>
 
 namespace mitk
 {
-
   /**Documentation
   * \brief This class is a slightly changed reimplementation of the
   * NavigationDataPlayer which does not care about timestamps and just
   * outputs the navigationdatas in their sequential order
   *
   * \ingroup IGT
   */
   class MitkIGT_EXPORT NavigationDataSequentialPlayer
     : public NavigationDataPlayerBase
   {
   public:
     mitkClassMacro(NavigationDataSequentialPlayer, NavigationDataPlayerBase);
     itkNewMacro(Self);
 
     /**
-     * \brief Set to true if the data player should repeat the outputs.
-     */
+    * \brief Set to true if the data player should repeat the outputs.
+    */
     itkSetMacro(Repeat, bool);
 
     /**
-     * \return Returns if the data player should repeat the outputs.
-     */
+    * \return Returns if the data player should repeat the outputs.
+    */
     itkGetMacro(Repeat, bool);
 
     /**
     * \brief Advance the output to the i-th snapshot of mitk::NavigationData.
     * E.g. if you want to have the NavData of snapshot
     * 18 then you can call GoToSnapshot(17). Index begins at 0.
     * You can only go back if m_Repeat is set true.
+    * This method internally calls GenerateData, so outputs are refreshed automatically
     *
     * Filter output is updated inside the function.
     *
     * @throw mitk::IGTException Throws an exception if cannot go back to particular snapshot.
     */
     void GoToSnapshot(unsigned int i);
 
     /**
-     * \brief Advance the output to the next snapshot of mitk::NavigationData.
-     * Filter output is updated inside the function.
-     *
-     * \return false if no next snapshot is available (happens only if m_Repeat is set to false).
-     * @throw mitk::IGTException Throws an exception if an output is null.
-     */
+    * \brief Advance the output to the next snapshot of mitk::NavigationData.
+    * Filter output is updated inside the function.
+    *
+    * \return false if no next snapshot is available (happens only if m_Repeat is set to false).
+    * @throw mitk::IGTException Throws an exception if an output is null.
+    */
     bool GoToNextSnapshot();
 
     /**
     * \brief Used for pipeline update just to tell the pipeline
     * that we always have to update
     */
     virtual void UpdateOutputInformation();
 
   protected:
     NavigationDataSequentialPlayer();
     virtual ~NavigationDataSequentialPlayer();
 
     /**
-     * \brief Does nothing.
-     * mitk::NavigationDataSequentialPlayer::GoToNextSnapshot() should be called
-     * for generating next data.
-     */
+    * \brief Does nothing.
+    * mitk::NavigationDataSequentialPlayer::GoToNextSnapshot() should be called
+    * for generating next data.
+    */
     virtual void GenerateData();
 
     /**
-      * \brief If the player should repeat outputs. Default is false.
-      */
+    * \brief If the player should repeat outputs. Default is false.
+    */
     bool m_Repeat;
   };
 } // namespace mitk
 
 #endif /* MITKNavigationDataSequentialPlayer_H_HEADER_INCLUDED_ */