diff --git a/src/widgets/atcoreinstancewidget.cpp b/src/widgets/atcoreinstancewidget.cpp
index ab1a763..4b22f5b 100644
--- a/src/widgets/atcoreinstancewidget.cpp
+++ b/src/widgets/atcoreinstancewidget.cpp
@@ -1,607 +1,622 @@
 /* Atelier KDE Printer Host for 3D Printing
     Copyright (C) <2017>
     Author: Lays Rodrigues - lays.rodrigues@kde.org
             Chris Rizzitello - rizzitello@kde.org
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation, either version 3 of the License, or
     (at your option) any later version.
 
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include <GCodeCommands>
 #include <KLocalizedString>
 #include <SerialLayer>
 #include <QToolBar>
 #include "atcoreinstancewidget.h"
 
 AtCoreInstanceWidget::AtCoreInstanceWidget(QWidget *parent):
     QWidget(parent)
     , m_fileCount(0)
     , m_printAction(nullptr)
     , m_stopAction(nullptr)
     , m_toolBar(nullptr)
 {
     m_theme = palette().text().color().value() >= QColor(Qt::lightGray).value() ? QString("dark") : QString("light") ;
     m_iconSize = QSize(fontMetrics().lineSpacing(), fontMetrics().lineSpacing());
     QHBoxLayout *HLayout = new QHBoxLayout;
     m_bedExtWidget = new BedExtruderWidget;
     HLayout->addWidget(m_bedExtWidget);
 
     m_movementWidget = new MovementWidget(false);
     m_movementWidget->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Minimum);
     HLayout->addWidget(m_movementWidget);
 
     QVBoxLayout *VLayout = new QVBoxLayout;
     VLayout->addLayout(HLayout);
 
     m_plotWidget = new PlotWidget();
     VLayout->addWidget(m_plotWidget, 80);
 
     QWidget *controlTab = new QWidget();
     controlTab->setLayout(VLayout);
 
     //AdvancedTab
     VLayout = new QVBoxLayout;
     m_printWidget = new PrintWidget(false);
     VLayout->addWidget(m_printWidget);
 
     m_commandWidget = new CommandWidget;
     VLayout->addWidget(m_commandWidget);
 
     m_logWidget = new LogWidget(new QTemporaryFile(QDir::tempPath() + QStringLiteral("/Atelier_")));
     VLayout->addWidget(m_logWidget);
 
     m_advancedTab = new QWidget;
     m_advancedTab->setLayout(VLayout);
 
     m_sdWidget = new SdWidget;
 
     VLayout = new QVBoxLayout();
     buildToolbar();
     buildConnectionToolbar();
     HLayout = new QHBoxLayout;
     HLayout->addWidget(m_toolBar);
     HLayout->addWidget(m_connectToolBar);
     HLayout->addWidget(m_connectButton);
     VLayout->addLayout(HLayout);
     m_toolBar->setHidden(true);
 
     m_tabWidget = new QTabWidget;
     m_tabWidget->addTab(controlTab, i18n("Controls"));
     m_tabWidget->addTab(m_advancedTab, i18n("Advanced"));
     m_tabWidget->addTab(m_sdWidget, i18n("Sd Card"));
     VLayout->addWidget(m_tabWidget);
 
     m_statusWidget = new StatusWidget(false);
     m_statusWidget->showPrintArea(false);
     VLayout->addWidget(m_statusWidget);
     setLayout(VLayout);
 
     enableControls(false);
     updateProfileData();
     initConnectsToAtCore();
 }
 
 AtCoreInstanceWidget::~AtCoreInstanceWidget()
 {
     m_core.closeConnection();
 }
 
 void AtCoreInstanceWidget::buildToolbar()
 {
     m_toolBar = new QToolBar();
     m_toolBar->setIconSize(m_iconSize);
     m_toolBar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
 
     auto lb = new QLabel;
     QIcon icon = QIcon::fromTheme("go-home", QIcon(QString(":/%1/home").arg(m_theme)));
     lb->setPixmap(icon.pixmap(m_iconSize));
     m_toolBar->addWidget(lb);
     lb = new QLabel(i18n("Home:"));
     m_toolBar->addWidget(lb);
 
     auto homeAll = new QAction(i18n("All"));
     connect(homeAll, &QAction::triggered, this, [this] {
         m_core.home();
     });
     m_toolBar->addAction(homeAll);
 
     for (auto homes : std::map<QString, int> {{"X", AtCore::X}, {"Y", AtCore::Y}, {"Z", AtCore::Z}}) {
         auto home = new QAction(homes.first);
         connect(home, &QAction::triggered, this, [this, homes] {
             m_core.home(homes.second);
         });
         m_toolBar->addAction(home);
     }
 
     m_toolBar->addSeparator();
 
     m_printAction = new QAction(QIcon::fromTheme("media-playback-start", style()->standardIcon(QStyle::SP_MediaPlay)), i18n("Print"));
     connect(m_printAction, &QAction::triggered, this, [this] {
 
         if (m_core.state() == AtCore::BUSY)
         {
             m_logWidget->appendLog(i18n("Pause Print"));
             pausePrint();
             return;
         }
 
         if (m_core.state() == AtCore::IDLE)
         {
             print();
         } else if (m_core.state() == AtCore::PAUSE)
         {
             m_logWidget->appendLog(i18n("Resume Print"));
             m_core.resume();
         }
     });
     m_toolBar->addAction(m_printAction);
 
     m_stopAction = new QAction(QIcon::fromTheme("media-playback-stop", QIcon(QString(":/%1/stop").arg(m_theme))), i18n("Stop"));
     connect(m_stopAction, &QAction::triggered, this, &AtCoreInstanceWidget::stopPrint);
     connect(m_stopAction, &QAction::triggered, this, [this] {
         m_printAction->setText(i18n("Print"));
         m_printAction->setIcon(QIcon::fromTheme("media-playback-start", QIcon(QString(":/%1/start").arg(m_theme))));
     });
     m_toolBar->addAction(m_stopAction);
 
     auto disableMotorsAction = new QAction(style()->standardIcon(QStyle::SP_MediaStop), i18n("Disable Motors"));
     connect(disableMotorsAction, &QAction::triggered, this, &AtCoreInstanceWidget::disableMotors);
     m_toolBar->addAction(disableMotorsAction);
 
     togglePrintButtons(m_fileCount);
 }
 
 void AtCoreInstanceWidget::buildConnectionToolbar()
 {
     m_connectToolBar = new QToolBar();
     m_comboPort = new QComboBox;
     m_comboPort->setEditable(true);
     QLabel *deviceLabel = new QLabel(i18n("Device"));
     QHBoxLayout *deviceLayout = new QHBoxLayout;
     deviceLayout->addWidget(deviceLabel);
     deviceLayout->addWidget(m_comboPort, 100);
 
     m_comboProfile = new QComboBox;
     m_comboProfile->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
     QHBoxLayout *profileLayout = new QHBoxLayout;
     QLabel *profileLabel = new QLabel(i18n("Profile"));
     profileLayout->addWidget(profileLabel);
     profileLayout->addWidget(m_comboProfile, 100);
 
     QHBoxLayout *connectLayout = new QHBoxLayout;
     connectLayout->addLayout(deviceLayout, 50);
     connectLayout->addLayout(profileLayout, 50);
 
     m_connectWidget = new QWidget();
     m_connectWidget->setLayout(connectLayout);
     m_connectToolBar->addWidget(m_connectWidget);
 
     m_connectButton = new QPushButton(QIcon::fromTheme("network-connect", QIcon(QString(":/%1/connect").arg(m_theme))), i18n("Connect"));
     m_connectButton->setIconSize(m_iconSize);
     m_connectButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
     connect(this, &AtCoreInstanceWidget::disableDisconnect, m_connectButton, &QPushButton::setDisabled);
     connect(m_connectButton, &QPushButton::clicked, this, &AtCoreInstanceWidget::connectButtonClicked);
 }
 
 void AtCoreInstanceWidget::connectButtonClicked()
 {
     if (m_core.state() == AtCore::DISCONNECTED) {
         if (m_comboProfile->currentText().isEmpty()) {
             QMessageBox::information(
                 this
                 , i18n("No Profiles!")
                 , i18n("Connecting Requires creating a profile for your printer. Create a profile in the next dialog then try again.")
             );
             emit(requestProfileDialog());
             return;
         }
 
         if (m_comboPort->currentText().isEmpty()) {
             QMessageBox::critical(
                 this
                 , i18n("Error")
                 , i18n("Please, connect a serial device to continue!")
             );
             return;
         }
         //Get profile data before connecting.
         m_profileData = readProfile();
         //then connect
         if (m_core.initSerial(m_comboPort->currentText(), m_profileData["bps"].toInt())) {
             QString fw = m_profileData["firmware"].toString();
             m_logWidget->appendLog(i18n("Firmware: %1", fw));
             if (fw != QString("Auto-Detect")) {
                 m_core.loadFirmwarePlugin(fw);
             }
             emit(connectionChanged(m_profileData["name"].toString()));
             m_profileData["heatedBed"].toBool() ? m_bedExtWidget->setBedMaxTemperature(m_profileData["bedTemp"].toInt()) :
             m_bedExtWidget->setBedThermoHidden(true);
 
             m_bedExtWidget->setExtruderMaxTemperature(m_profileData["hotendTemp"].toInt());
             //AddFan Support to profile
             m_printWidget->updateFanCount(2);
         }
     } else {
         m_core.closeConnection();
         emit(connectionChanged(i18n("Connect a Printer")));
     }
 }
 
 void AtCoreInstanceWidget::initConnectsToAtCore()
 {
     //connect log to atcoreMessages
     connect(&m_core, &AtCore::atcoreMessage, m_logWidget, &LogWidget::appendLog);
     m_core.setSerialTimerInterval(100);
     // Handle device changes
     connect(&m_core, &AtCore::portsChanged, this, &AtCoreInstanceWidget::updateSerialPort);
     // Handle AtCore status change
     connect(&m_core, &AtCore::stateChanged, this, &AtCoreInstanceWidget::handlePrinterStatusChanged);
     // If the number of extruders from the printer change, we need to update the radiobuttons on the widget
     connect(this, &AtCoreInstanceWidget::extruderCountChanged, m_bedExtWidget, &BedExtruderWidget::setExtruderCount);
     // Bed and Extruder temperatures management
     connect(m_bedExtWidget, &BedExtruderWidget::bedTemperatureChanged, &m_core, &AtCore::setBedTemp);
     connect(m_bedExtWidget, &BedExtruderWidget::extTemperatureChanged, &m_core, &AtCore::setExtruderTemp);
     //command Widget
     connect(m_commandWidget, &CommandWidget::commandPressed, this, [this](const QString & command) {
         m_logWidget->appendLog(i18n("Push: %1", command));
         m_core.pushCommand(command);
     });
 
     connect(m_commandWidget, &CommandWidget::messagePressed, [this](const QString & message) {
         m_logWidget->appendLog(i18n("Display: %1", message));
         m_core.showMessage(message);
     });
 
     // Fan, Flow and Speed management
     connect(m_printWidget, &PrintWidget::fanSpeedChanged, &m_core, &AtCore::setFanSpeed);
     connect(m_printWidget, &PrintWidget::flowRateChanged, &m_core, &AtCore::setFlowRate);
     connect(m_printWidget, &PrintWidget::printSpeedChanged, &m_core, &AtCore::setPrinterSpeed);
     //Movement Widget
     connect(m_movementWidget, &MovementWidget::absoluteMove, this, [this](const QLatin1Char & axis, const double value) {
         m_logWidget->appendLog(GCode::description(GCode::G1));
         m_core.move(axis, value);
     });
     connect(m_movementWidget, &MovementWidget::relativeMove, this, [this](const QLatin1Char & axis, const double value) {
         m_logWidget->appendLog(i18n("Relative Move: %1, %2", axis, QString::number(value)));
         m_core.setRelativePosition();
         m_core.move(axis, value);
         m_core.setAbsolutePosition();
     });
 
     //Sd Card Stuff
     connect(&m_core, &AtCore::sdCardFileListChanged, m_sdWidget, &SdWidget::updateFilelist);
     connect(m_sdWidget, &SdWidget::requestSdList, &m_core, &AtCore::sdFileList);
     connect(&m_core, &AtCore::sdMountChanged, m_statusWidget, &StatusWidget::setSD);
 
     connect(m_sdWidget, &SdWidget::printSdFile, this, [this](const QString & fileName) {
         if (fileName.isEmpty()) {
             QMessageBox::information(
                 this
                 , i18n("Print Error")
                 , i18n("You must Select a file from the list")
             );
         } else  {
             m_core.print(fileName, true);
             togglePrintButtons(true);
         }
     });
 
     connect(m_sdWidget, &SdWidget::deleteSdFile, this, [this](const QString & fileName) {
         if (fileName.isEmpty()) {
             QMessageBox::information(
                 this
                 , i18n("Delete Error")
                 , i18n("You must Select a file from the list")
             );
         } else  {
             m_core.sdDelete(fileName);
         }
     });
 }
 
 void AtCoreInstanceWidget::printFile(const QUrl &fileName)
 {
-    if (!fileName.isEmpty() && (m_core.state() == AtCore::IDLE)) {
+    if (fileName.isEmpty()) {
+        QMessageBox::critical(
+            this
+            , i18n("Filename Empty")
+            , i18n("No filename sent from calling method, please check and try again.")
+        );
+        return;
+    } else if (!QFileInfo(fileName.toString()).isReadable()) {
+        QMessageBox::critical(
+            this
+            , i18n("File not found")
+            , i18n("%1 \nIs not readable, please check and try again.", fileName.toString())
+        );
+        return;
+    }
+    if (m_core.state() == AtCore::IDLE) {
         m_logWidget->appendLog(i18n("Printing:%1", fileName.toLocalFile()));
         m_core.print(fileName.toLocalFile());
     }
 }
 
 void AtCoreInstanceWidget::print()
 {
     emit(requestFileChooser());
 }
 
 void AtCoreInstanceWidget::pausePrint()
 {
     if (m_core.state() == AtCore::BUSY) {
         m_core.pause(m_profileData["postPause"].toString());
     } else if (m_core.state() == AtCore::PAUSE) {
         m_core.resume();
     }
 }
 
 void AtCoreInstanceWidget::stopPrint()
 {
     m_core.stop();
 }
 
 void AtCoreInstanceWidget::disableMotors()
 {
     m_core.disableMotors(0);
 }
 
 void AtCoreInstanceWidget::handlePrinterStatusChanged(AtCore::STATES newState)
 {
     static QString stateString;
     switch (newState) {
     case AtCore::CONNECTING: {
         m_core.setSerialTimerInterval(0);
         m_connectButton->setText(i18n("Disconnect"));
         m_connectButton->setIcon(QIcon::fromTheme("network-disconnect", QIcon(QString(":/%1/disconnect").arg(m_theme))));
         m_connectToolBar->setHidden(true);
         m_toolBar->setHidden(false);
         stateString = i18n("Connecting...");
         m_logWidget->appendLog(i18n("Attempting to Connect"));
         connect(&m_core, &AtCore::receivedMessage, m_logWidget, &LogWidget::appendRLog);
         connect(m_core.serial(), &SerialLayer::pushedCommand, m_logWidget, &LogWidget::appendSLog);
     } break;
     case AtCore::IDLE: {
         stateString = i18n("Connected to %1", m_core.serial()->portName());
         emit extruderCountChanged(m_core.extruderCount());
         m_logWidget->appendLog(stateString);
         emit disableDisconnect(false);
         enableControls(true);
         connectExtruderTemperatureData(true);
         if (m_profileData["heatedBed"].toBool()) {
             connectBedTemperatureData(true);
         }
     } break;
     case AtCore::DISCONNECTED: {
         stateString = i18n("Not Connected");
         disconnect(&m_core, &AtCore::receivedMessage, m_logWidget, &LogWidget::appendRLog);
         disconnect(m_core.serial(), &SerialLayer::pushedCommand, m_logWidget, &LogWidget::appendSLog);
         m_logWidget->appendLog(i18n("Serial disconnected"));
         m_core.setSerialTimerInterval(100);
         m_connectButton->setText(i18n("Connect"));
         m_connectButton->setIcon(QIcon::fromTheme("network-connect", QIcon(QString(":/%1/connect").arg(m_theme))));
         m_connectToolBar->setHidden(false);
         m_toolBar->setHidden(true);
         enableControls(false);
         connectExtruderTemperatureData(false);
         if (m_profileData["heatedBed"].toBool()) {
             connectBedTemperatureData(false);
         }
     } break;
     case AtCore::STARTPRINT: {
         stateString = i18n("Starting Print");
         m_statusWidget->showPrintArea(true);
         connect(&m_core, &AtCore::printProgressChanged, m_statusWidget, &StatusWidget::updatePrintProgress);
     } break;
     case AtCore::FINISHEDPRINT: {
         stateString = i18n("Finished Print");
         m_statusWidget->showPrintArea(false);
         disconnect(&m_core, &AtCore::printProgressChanged, m_statusWidget, &StatusWidget::updatePrintProgress);
         m_printAction->setText(i18n("Print"));
         m_printAction->setIcon(QIcon::fromTheme("media-playback-start", QIcon(QString(":/%1/start").arg(m_theme))));
         m_logWidget->appendLog(i18n("Finished Print Job"));
     } break;
     case AtCore::BUSY: {
         stateString = i18n("Printing");
         emit disableDisconnect(true);
         m_printAction->setText(i18n("Pause"));
         m_printAction->setIcon(QIcon::fromTheme("media-playback-pause", QIcon(QString(":/%1/pause").arg(m_theme))));
     } break;
     case AtCore::PAUSE: {
         stateString = i18n("Paused");
         m_printAction->setText(i18n("Resume"));
         m_printAction->setIcon(QIcon::fromTheme("media-playback-start", QIcon(QString(":/%1/start").arg(m_theme))));
     } break;
     case AtCore::STOP: {
         stateString = i18n("Stoping Print");
         m_logWidget->appendLog(stateString);
     } break;
     case AtCore::ERRORSTATE: {
         stateString = i18n("Error");
     } break;
     default:
         m_logWidget->appendLog(i18n("Unknown AtCore State, %1", newState));
         qWarning("AtCore State not Recognized.");
         break;
     }
     m_statusWidget->setState(stateString);
 }
 
 void AtCoreInstanceWidget::checkTemperature(uint sensorType, uint number, uint temp)
 {
     static QString msg;
     switch (sensorType) {
     case 0x00: // bed
         msg = QString::fromLatin1("Bed Temperature ");
         break;
 
     case 0x01: // bed target
         msg = QString::fromLatin1("Bed Target Temperature ");
         break;
 
     case 0x02: // extruder
         msg = QString::fromLatin1("Extruder Temperature ");
         break;
 
     case 0x03: // extruder target
         msg = QString::fromLatin1("Extruder Target Temperature ");
         break;
 
     case 0x04: // enclosure
         msg = QString::fromLatin1("Enclosure Temperature ");
         break;
 
     case 0x05: // enclosure target
         msg = QString::fromLatin1("Enclosure Target Temperature ");
         break;
     }
 
     msg.append(QString::fromLatin1("[%1] : %2"));
     msg = msg.arg(QString::number(number))
           .arg(QString::number(temp));
     m_logWidget->appendLog(msg);
 }
 
 void AtCoreInstanceWidget::enableControls(bool b)
 {
     if (b) {
         layout()->removeWidget(m_logWidget);
         layout()->removeWidget(m_statusWidget);
         layout()->addWidget(m_statusWidget);
         m_advancedTab->layout()->addWidget(m_logWidget);
     } else {
         m_advancedTab->layout()->removeWidget(m_logWidget);
         layout()->addWidget(m_logWidget);
         layout()->removeWidget(m_statusWidget);
         layout()->addWidget(m_statusWidget);
     }
     m_tabWidget->setHidden(!b);
     m_toolBar->setEnabled(b);
 }
 
 bool AtCoreInstanceWidget::connected()
 {
     return (m_core.state() != AtCore::DISCONNECTED);
 }
 
 void AtCoreInstanceWidget::setFileCount(int count)
 {
     m_fileCount = count;
     togglePrintButtons(m_fileCount);
 }
 
 void AtCoreInstanceWidget::updateSerialPort(QStringList ports)
 {
     m_comboPort->clear();
     //Remove any strings that match ttyS## from the port list.
     ports = ports.filter(QRegularExpression("^((?!ttyS\\d+).)*$"));
     if (!ports.isEmpty()) {
         m_comboPort->addItems(ports);
         m_logWidget->appendLog(i18n("Found %1 Ports", QString::number(ports.count())));
     } else {
         QString portError(i18n("No available ports! Please connect a serial device to continue!"));
         if (!m_logWidget->endsWith(portError)) {
             m_logWidget->appendLog(portError);
         }
     }
 }
 
 void AtCoreInstanceWidget::updateProfileData()
 {
     m_settings.beginGroup("Profiles");
     QStringList profiles = m_settings.childGroups();
     m_settings.endGroup();
     m_comboProfile->clear();
     m_comboProfile->addItems(profiles);
 
     if (m_core.state() != AtCore::DISCONNECTED) {
         m_profileData = readProfile();
         bool hBed = m_profileData["heatedBed"].toBool();
         m_bedExtWidget->setBedThermoHidden(!hBed);
         connectBedTemperatureData(hBed);
         m_bedExtWidget->setBedMaxTemperature(m_profileData["bedTemp"].toInt());
         m_bedExtWidget->setExtruderMaxTemperature(m_profileData["hotendTemp"].toInt());
     }
 }
 
 void AtCoreInstanceWidget::togglePrintButtons(bool shown)
 {
     m_printAction->setVisible(shown);
     m_stopAction->setVisible(shown);
 }
 
 bool AtCoreInstanceWidget::isPrinting()
 {
     return (m_core.state() == AtCore::BUSY);
 }
 
 QMap<QString, QVariant> AtCoreInstanceWidget::readProfile()
 {
     QString profile = m_comboProfile->currentText();
     m_settings.beginGroup("Profiles");
     m_settings.beginGroup(profile);
     QMap<QString, QVariant> data{
         {"bps", m_settings.value(QStringLiteral("bps"), QStringLiteral("115200"))}
         , {"bedTemp", m_settings.value(QStringLiteral("maximumTemperatureBed"), QStringLiteral("0"))}
         , {"hotendTemp", m_settings.value(QStringLiteral("maximumTemperatureExtruder"), QStringLiteral("0"))}
         , {"firmware", m_settings.value(QStringLiteral("firmware"), QStringLiteral("Auto-Detect"))}
         , {"postPause", m_settings.value(QStringLiteral("postPause"), QStringLiteral(""))}
         , {"heatedBed", m_settings.value(QStringLiteral("heatedBed"), true)}
         , {"name", profile}
     };
     m_settings.endGroup();
     m_settings.endGroup();
     return data;
 }
 
 void AtCoreInstanceWidget::connectBedTemperatureData(bool connected)
 {
     if (connected) {
         if (m_plotWidget->plots().contains((i18n("Actual Bed")))) {
             return;
         }
         m_plotWidget->addPlot(i18n("Actual Bed"));
         connect(&m_core.temperature(), &Temperature::bedTemperatureChanged, [this](const float & temp) {
             checkTemperature(0x00, 0, temp);
             m_plotWidget->appendPoint(i18n("Actual Bed"), temp);
             m_bedExtWidget->updateBedTemp(temp);
         });
         m_plotWidget->addPlot(i18n("Target Bed"));
         connect(&m_core.temperature(), &Temperature::bedTargetTemperatureChanged, [this](const float & temp) {
             checkTemperature(0x01, 0, temp);
             m_plotWidget->appendPoint(i18n("Target Bed"), temp);
             m_bedExtWidget->updateBedTargetTemp(temp);
         });
     } else {
         if (m_plotWidget->plots().contains(i18n("Actual Bed"))) {
             m_plotWidget->removePlot(i18n("Actual Bed"));
             disconnect(&m_core.temperature(), &Temperature::bedTemperatureChanged, this, nullptr);
             m_plotWidget->removePlot(i18n("Target Bed"));
             disconnect(&m_core.temperature(), &Temperature::bedTargetTemperatureChanged, this, nullptr);
         }
     }
 }
 
 void AtCoreInstanceWidget::connectExtruderTemperatureData(bool connected)
 {
     if (connected) {
         if (m_plotWidget->plots().contains((i18n("Actual Ext.1")))) {
             return;
         }
         //Add Extruder.
         m_plotWidget->addPlot(i18n("Actual Ext.1"));
         connect(&m_core.temperature(), &Temperature::extruderTemperatureChanged, this, [this](const float & temp) {
             checkTemperature(0x02, 0, temp);
             m_plotWidget->appendPoint(i18n("Actual Ext.1"), temp);
             m_bedExtWidget->updateExtTemp(temp);
         });
         m_plotWidget->addPlot(i18n("Target Ext.1"));
         connect(&m_core.temperature(), &Temperature::extruderTargetTemperatureChanged, this, [this](const float & temp) {
             checkTemperature(0x03, 0, temp);
             m_plotWidget->appendPoint(i18n("Target Ext.1"), temp);
             m_bedExtWidget->updateExtTargetTemp(temp);
         });
     } else {
         if (m_plotWidget->plots().contains(i18n("Actual Ext.1"))) {
             m_plotWidget->removePlot(i18n("Actual Ext.1"));
             disconnect(&m_core.temperature(), &Temperature::extruderTemperatureChanged, this, nullptr);
             m_plotWidget->removePlot(i18n("Target Ext.1"));
             disconnect(&m_core.temperature(), &Temperature::extruderTargetTemperatureChanged, this, nullptr);
         }
     }
 }