diff --git a/source/RobotAPI/gui-plugins/KinematicUnitPlugin/KinematicUnitGuiPlugin.cpp b/source/RobotAPI/gui-plugins/KinematicUnitPlugin/KinematicUnitGuiPlugin.cpp
index b2de2b87fea77a3a109ad5458aa235e0b42e643a..8fee75d4af4069c211149ed54906f03bd8a86139 100644
--- a/source/RobotAPI/gui-plugins/KinematicUnitPlugin/KinematicUnitGuiPlugin.cpp
+++ b/source/RobotAPI/gui-plugins/KinematicUnitPlugin/KinematicUnitGuiPlugin.cpp
@@ -65,11 +65,11 @@
 #include <ArmarXCore/observers/filters/MedianFilter.h>
 
 // System
-#include <stdio.h>
+#include <cstdio>
 #include <memory>
 #include <string>
-#include <string.h>
-#include <stdlib.h>
+#include <string>
+#include <cstdlib>
 #include <iostream>
 #include <cmath>
 
@@ -253,15 +253,6 @@ void KinematicUnitWidgetController::onConnectComponent()
     initGUIComboBox(robotNodeSet);  // init the pull down menu (QT: ComboBox)
     initGUIJointListTable(robotNodeSet);
 
-    // Init control mode map
-    // try
-    // {
-    //     reportedJointControlModes = kinematicUnitInterfacePrx->getControlModes();
-    // }
-    // catch (...)
-    // {
-    // }
-
     const auto initialDebugInfo = kinematicUnitInterfacePrx->getDebugInfo();
 
     initializeUi(initialDebugInfo);
@@ -519,46 +510,8 @@ void KinematicUnitWidgetController::initializeUi(const DebugInfo& debugInfo)
     ui.widgetSliderFactor->setVisible(false);
 
     fetchData();
-
-    // setControlModePosition(); // FIXME purge this!
-    // updateControlModesTable();
-
 }
 
-// void KinematicUnitWidgetController::kinematicUnitZeroPosition()
-// {
-//     if (!robotNodeSet)
-//     {
-//         return;
-//     }
-
-//     std::unique_lock lock(mutexNodeSet);
-//     std::vector< RobotNodePtr > rn = robotNodeSet->getAllRobotNodes();
-//     NameValueMap jointAngles;
-//     NameControlModeMap jointModes;
-
-//     for (unsigned int i = 0; i < rn.size(); i++)
-//     {
-//         jointModes[rn[i]->getName()] = ePositionControl;
-//         jointAngles[rn[i]->getName()] = 0.0f;
-//     }
-
-//     try
-//     {
-//         kinematicUnitInterfacePrx->switchControlMode(jointModes);
-//         kinematicUnitInterfacePrx->setJointAngles(jointAngles);
-//     }
-//     catch (...)
-//     {
-//     }
-
-//     // Set slider to 0 if position control mode is used.
-//     if (selectedControlMode == ePositionControl)
-//     {
-//         ui.horizontalSliderKinematicUnitPos->setSliderPosition(SLIDER_ZERO_POSITION);
-//     }
-// }
-
 
 void KinematicUnitWidgetController::kinematicUnitZeroVelocity()
 {
@@ -593,38 +546,7 @@ void KinematicUnitWidgetController::kinematicUnitZeroVelocity()
         ui.horizontalSliderKinematicUnitPos->setSliderPosition(SLIDER_ZERO_POSITION);
     }
 }
-// void KinematicUnitWidgetController::kinematicUnitZeroTorque()
-// {
-//     if (!robotNodeSet)
-//     {
-//         return;
-//     }
-
-//     std::unique_lock lock(mutexNodeSet);
-//     std::vector< RobotNodePtr > rn = robotNodeSet->getAllRobotNodes();
-//     NameValueMap tor;
-//     NameControlModeMap jointModes;
-
-//     for (unsigned int i = 0; i < rn.size(); i++)
-//     {
-//         jointModes[rn[i]->getName()] = eTorqueControl;
-//         tor[rn[i]->getName()] = 0.0f;
-//     }
-
-//     try
-//     {
-//         kinematicUnitInterfacePrx->switchControlMode(jointModes);
-//         kinematicUnitInterfacePrx->setJointTorques(tor);
-//     }
-//     catch (...)
-//     {
-//     }
-
-//     if (selectedControlMode == eVelocityControl)
-//     {
-//         ui.horizontalSliderKinematicUnitPos->setSliderPosition(SLIDER_ZERO_POSITION);
-//     }
-// }
+
 
 void KinematicUnitWidgetController::resetSlider()
 {
@@ -1027,11 +949,6 @@ void KinematicUnitWidgetController::selectJoint(int i)
     currentNode = robotNodeSet->getAllRobotNodes()[i];
     ARMARX_IMPORTANT << "Selected joint is `" << currentNode->getName() << "`.";
 
-    /*
-    //ui.lcdNumberKinematicUnitJointValue->display(pos*180.0f/(float)M_PI);
-    ui.lcdNumberKinematicUnitJointValue->display(posT);
-    */
-
     const auto controlModes = kinematicUnitInterfacePrx->getControlModes();
     if(controlModes.count(currentNode->getName()) == 0)
     {
@@ -1039,11 +956,9 @@ void KinematicUnitWidgetController::selectJoint(int i)
         return;
     }
 
-    // const auto selectedControlMode = getSelectedControlMode();
     const auto controlMode = controlModes.at(currentNode->getName());
     setControlModeRadioButtonGroup(controlMode);
 
-
     if (controlMode == ePositionControl)
     {
         setControlModePosition();
@@ -1078,13 +993,8 @@ void KinematicUnitWidgetController::sliderValueChanged(int pos)
         return;
     }
 
-    //    float ticks = static_cast<float>(ui.horizontalSliderKinematicUnitPos->maximum() - ui.horizontalSliderKinematicUnitPos->minimum()+1);
-    float value = static_cast<float>(ui.horizontalSliderKinematicUnitPos->value());
-    //    float perc = (value - static_cast<float>(ui.horizontalSliderKinematicUnitPos->minimum())) / ticks;
+    const float value = static_cast<float>(ui.horizontalSliderKinematicUnitPos->value());
 
-    //    NameControlModeMap::const_iterator it;
-    //    it = reportedJointControlModes.find(currentNode->getName());
-    //    const ControlMode currentControlMode = it->second;
     const ControlMode currentControlMode = getSelectedControlMode();
 
     const bool isDeg = ui.checkBoxUseDegree->isChecked();
@@ -1094,11 +1004,6 @@ void KinematicUnitWidgetController::sliderValueChanged(int pos)
     {
         const auto factor = isRot && ! isDeg ? SLIDER_POS_RAD_MULTIPLIER : SLIDER_POS_DEG_MULTIPLIER;
         float conversionFactor = isRot && isDeg ? 180.0 / M_PI : 1.0f;
-        // TODO: Joint limits are not respected
-        //float lo = currentNode->getJointLimitLo();
-        //float hi = currentNode->getJointLimitHi();
-        //float result = lo + (hi-lo)*perc;
-        //jointAngles[currentNode->getName()] = (perc - 0.5) * 2 * M_PI;
 
         NameValueMap jointAngles;
 
@@ -1113,7 +1018,6 @@ void KinematicUnitWidgetController::sliderValueChanged(int pos)
             catch (...)
             {
             }
-            // updateModel();
         }
     }
     else if (currentControlMode == eVelocityControl)
@@ -1132,7 +1036,6 @@ void KinematicUnitWidgetController::sliderValueChanged(int pos)
             catch (...)
             {
             }
-            // updateModel();
         }
     }
     else if (currentControlMode == eTorqueControl)
@@ -1151,7 +1054,6 @@ void KinematicUnitWidgetController::sliderValueChanged(int pos)
             catch (...)
             {
             }
-            // updateModel();
         }
     }
     else
@@ -1341,14 +1243,6 @@ void KinematicUnitWidgetController::updateJointAnglesTable(const NameValueMap& r
         ui.tableJointList->model()->setData(index, node->getJointLimitHigh() * conversionFactor, eJointHiRole);
         ui.tableJointList->model()->setData(index, node->getJointLimitLow() * conversionFactor, eJointLoRole);
     }
-
-    //update only if values changed
-    // if ((fabs(dirty_squaresum_old[0] - dirty_squaresum)) > 0.0000005)
-    // {
-    //     updateModel();
-    //     dirty_squaresum_old[0] = dirty_squaresum;
-    //     //        ARMARX_INFO << "update model" << flush;
-    // }
 }
 
 void KinematicUnitWidgetController::updateJointVelocitiesTable(const NameValueMap& reportedJointVelocities)
@@ -1478,93 +1372,6 @@ void KinematicUnitWidgetController::updateMotorTemperaturesTable(const NameValue
 
 }
 
-// void KinematicUnitWidgetController::reportJointAngles(const NameValueMap& jointAngles, Ice::Long timestamp, bool aValueChanged, const Ice::Current& c)
-// {
-//     reportedJointAngles = kinematicUnitInterfacePrx->getJointAngles();
-//     emit jointAnglesReported();
-    
-// }
-
-// void KinematicUnitWidgetController::reportJointVelocities(const NameValueMap& jointVelocities, Ice::Long timestamp, bool aValueChanged, const Ice::Current& c)
-// {
-//     reportedJointVelocities = kinematicUnitInterfacePrx->getJointVelocities();
-//     emit jointVelocitiesReported();
-
-// }
-
-// void KinematicUnitWidgetController::reportJointTorques(const NameValueMap& jointTorques, Ice::Long timestamp, bool aValueChanged, const Ice::Current& c)
-// {
-//     reportedJointTorques = kinematicUnitInterfacePrx->getJointTorques();
-//     emit jointTorquesReported();
-// }
-
-// void KinematicUnitWidgetController::reportJointAccelerations(const NameValueMap& jointAccelerations, Ice::Long timestamp, bool aValueChanged, const Ice::Current& c)
-// {
-
-// }
-
-// void KinematicUnitWidgetController::reportControlModeChanged(const NameControlModeMap& jointModes, Ice::Long timestamp, bool aValueChanged, const Ice::Current& c)
-// {
-//     reportedJointControlModes = kinematicUnitInterfacePrx->getControlModes();
-//     emit jointControlModesReported();
-// }
-
-// void KinematicUnitWidgetController::reportJointCurrents(const NameValueMap& jointCurrents, Ice::Long timestamp, bool aValueChanged, const Ice::Current& c)
-// {
-//     std::unique_lock lock(mutexNodeSet);
-
-//     const auto jointCurrents = kinematicUnitInterfacePrx->getJointCurrent();
-
-//     if (aValueChanged && jointCurrents.size() > 0)
-//     {
-//         jointCurrentHistory.push_back(std::pair<Ice::Long, NameValueMap>(timestamp, jointCurrents));
-//     }
-
-//     while (jointCurrentHistory.size() > 1 && jointCurrentHistory.back().first - jointCurrentHistory.front().first > historyTime)
-//     {
-//         jointCurrentHistory.pop_front();
-//     }
-
-
-//     if (jointCurrentHistory.size() > 0)
-//     {
-//         if (skipper.checkFrequency(c))
-//         {
-//             emit jointCurrentsReported();
-//         }
-//     }
-// }
-
-// void KinematicUnitWidgetController::reportJointMotorTemperatures(const NameValueMap& jointMotorTemperatures, Ice::Long timestamp, bool aValueChanged,  const Ice::Current& c)
-// {
-//     if (!aValueChanged && reportedJointStatuses.size() > 0)
-//     {
-//         return;
-//     }
-
-//     std::unique_lock lock(mutexNodeSet);
-//     mergeMaps(this->reportedJointTemperatures, jointMotorTemperatures);
-//     if (skipper.checkFrequency(c))
-//     {
-//         emit jointMotorTemperaturesReported();
-//     }
-// }
-
-// void KinematicUnitWidgetController::reportJointStatuses(const NameStatusMap& jointStatuses, Ice::Long timestamp, bool aValueChanged, const Ice::Current& c)
-// {
-//     if (!aValueChanged && reportedJointStatuses.size() > 0)
-//     {
-//         return;
-//     }
-
-//     std::unique_lock lock(mutexNodeSet);
-//     mergeMaps(reportedJointStatuses, jointStatuses);
-//     if (skipper.checkFrequency(c))
-//     {
-//         emit jointStatusesReported();
-//     }
-// }
-
 
 void KinematicUnitWidgetController::updateModel(const NameValueMap& reportedJointAngles)
 {
@@ -1746,24 +1553,6 @@ void RangeValueDelegate::paint(QPainter* painter, const QStyleOptionViewItem& op
         QApplication::style()->drawControl(QStyle::CE_ProgressBar,
                                            &progressBarOption, painter);
 
-        //        QProgressBar renderer;
-        //        float progressPercentage = (jointValue*180.0f/M_PI-loDeg)/(hiDeg - loDeg);
-        //        ARMARX_INFO_S << VAROUT(progressPercentage);
-        //        // Customize style using style-sheet..
-        //        QColor color((int)(255*progressPercentage), ((int)(255*(1-progressPercentage))), 0);
-        //        QString style = renderer.styleSheet();
-        //        style += "QProgressBar::chunk { background-color: " + color.name() + "}";
-        //        ARMARX_INFO_S << VAROUT(style);
-        //        renderer.resize(option.rect.size());
-        //        renderer.setMinimum(loDeg);
-        //        renderer.setMaximum(hiDeg);
-        //        renderer.setValue(jointValue*180.0f);
-
-        //        renderer.setStyleSheet(style);
-        //        painter->save();
-        //        painter->translate(option.rect.topLeft());
-        //        renderer.render(painter);
-        //        painter->restore();
     }
     else
     {