diff --git a/sources/gui/src/commonfunctions.cpp b/sources/gui/src/commonfunctions.cpp
index 8d82ec6..dff3b22 100644
--- a/sources/gui/src/commonfunctions.cpp
+++ b/sources/gui/src/commonfunctions.cpp
@@ -72,3 +72,30 @@ QString checkStatus(const bool statusBool, const bool nullFalse)
 
     return QString("");
 }
+
+
+QStringList externalApps(const QString apps, const QMap<QString, QString> configuration)
+{
+    QStringList app;
+    if ((apps == QString("helper")) || (apps == QString("all"))) {
+        app.append(configuration[QString("HELPER_PATH")]);
+    }
+    if ((apps == QString("netctl")) || (apps == QString("all"))) {
+        app.append(configuration[QString("NETCTL_PATH")]);
+        app.append(configuration[QString("NETCTLAUTO_PATH")]);
+        app.append(configuration[QString("SUDO_PATH")]);
+    }
+    if ((apps == QString("sudo")) || (apps == QString("wpasup")) || (apps == QString("all"))) {
+        app.append(configuration[QString("SUDO_PATH")]);
+    }
+    if ((apps == QString("systemctl")) || (apps == QString("all"))) {
+        app.append(configuration[QString("SYSTEMCTL_PATH")]);
+        app.append(configuration[QString("SUDO_PATH")]);
+    }
+    if ((apps == QString("wpasup")) || (apps == QString("wpasup-only")) || (apps == QString("all"))) {
+        app.append(configuration[QString("WPACLI_PATH")]);
+        app.append(configuration[QString("WPASUP_PATH")]);
+    }
+
+    return app;
+}
diff --git a/sources/gui/src/commonfunctions.h b/sources/gui/src/commonfunctions.h
index e6fa0a5..882fc12 100644
--- a/sources/gui/src/commonfunctions.h
+++ b/sources/gui/src/commonfunctions.h
@@ -19,13 +19,15 @@
 #define COMMONFUNCTIONS_H
 
 #include <QMap>
-#include <QString>
+#include <QStringList>
 
 
 bool checkExternalApps(const QString apps = QString("all"),
                        const QMap<QString, QString> configuration = QMap<QString, QString>(),
                        const bool debug = false);
 QString checkStatus(const bool statusBool, const bool nullFalse = false);
+QStringList externalApps(const QString apps,
+                         const QMap<QString, QString> configuration = QMap<QString, QString>());
 
 
 #endif /* COMMONFUNCTIONS_H */
diff --git a/sources/gui/src/errorwindow.cpp b/sources/gui/src/errorwindow.cpp
index 0cdba03..a90dd6d 100644
--- a/sources/gui/src/errorwindow.cpp
+++ b/sources/gui/src/errorwindow.cpp
@@ -186,9 +186,10 @@ void ErrorWindow::showWindow(const int mess, const QString sender, const bool de
     QMessageBox messageBox;
     messageBox.setText(message[0]);
     messageBox.setInformativeText(message[1]);
-    if (debugCmd)
-        messageBox.setDetailedText(QApplication::translate("ErrorWindow", "Sender : %1").
-                                   arg(sender));
+    if (mess == 1)
+        messageBox.setDetailedText(sender);
+    else if (debugCmd)
+        messageBox.setDetailedText(QApplication::translate("ErrorWindow", "Sender : %1").arg(sender));
     messageBox.setIcon(errorWin->getIcon(mess));
     messageBox.setStandardButtons(QMessageBox::Ok);
     messageBox.setDefaultButton(QMessageBox::Ok);
diff --git a/sources/gui/src/mainwidget.cpp b/sources/gui/src/mainwidget.cpp
index 263fdcc..dcd7eeb 100644
--- a/sources/gui/src/mainwidget.cpp
+++ b/sources/gui/src/mainwidget.cpp
@@ -147,7 +147,7 @@ void MainWidget::updateMainTab()
 {
     if (debug) qDebug() << PDEBUG;
     if (!checkExternalApps(QString("netctl"), configuration, debug)) {
-        ErrorWindow::showWindow(1, QString(PDEBUG), debug);
+        ErrorWindow::showWindow(1, externalApps(QString("netctl"), configuration).join(QChar('\n')), debug);
         return mainWindow->emitNeedToBeConfigured();
     }
 
@@ -297,7 +297,7 @@ void MainWidget::mainTabEnableProfile()
 {
     if (debug) qDebug() << PDEBUG;
     if (!checkExternalApps(QString("netctl"), configuration, debug)) {
-        ErrorWindow::showWindow(1, QString(PDEBUG), debug);
+        ErrorWindow::showWindow(1, externalApps(QString("netctl"), configuration).join(QChar('\n')), debug);
         return mainWindow->emitNeedToBeConfigured();
     }
     if (ui->tableWidget_main->currentItem() == nullptr) return;
@@ -332,7 +332,7 @@ void MainWidget::mainTabRestartProfile()
 {
     if (debug) qDebug() << PDEBUG;
     if (!checkExternalApps(QString("netctl"), configuration, debug)) {
-        ErrorWindow::showWindow(1, QString(PDEBUG), debug);
+        ErrorWindow::showWindow(1, externalApps(QString("netctl"), configuration).join(QChar('\n')), debug);
         return mainWindow->emitNeedToBeConfigured();
     }
     if (ui->tableWidget_main->currentItem() == nullptr) return;
@@ -351,7 +351,7 @@ void MainWidget::mainTabStartProfile()
 {
     if (debug) qDebug() << PDEBUG;
     if (!checkExternalApps(QString("netctl"), configuration, debug)) {
-        ErrorWindow::showWindow(1, QString(PDEBUG), debug);
+        ErrorWindow::showWindow(1, externalApps(QString("netctl"), configuration).join(QChar('\n')), debug);
         return mainWindow->emitNeedToBeConfigured();
     }
     if (ui->tableWidget_main->currentItem() == nullptr) return;
@@ -370,7 +370,7 @@ void MainWidget::mainTabStopAllProfiles()
 {
     if (debug) qDebug() << PDEBUG;
     if (!checkExternalApps(QString("netctl"), configuration, debug)) {
-        ErrorWindow::showWindow(1, QString(PDEBUG), debug);
+        ErrorWindow::showWindow(1, externalApps(QString("netctl"), configuration).join(QChar('\n')), debug);
         return mainWindow->emitNeedToBeConfigured();
     }
 
@@ -387,7 +387,7 @@ void MainWidget::mainTabSwitchToProfile()
 {
     if (debug) qDebug() << PDEBUG;
     if (!checkExternalApps(QString("netctl"), configuration, debug)) {
-        ErrorWindow::showWindow(1, QString(PDEBUG), debug);
+        ErrorWindow::showWindow(1, externalApps(QString("netctl"), configuration).join(QChar('\n')), debug);
         return mainWindow->emitNeedToBeConfigured();
     }
     if (ui->tableWidget_main->currentItem() == nullptr) return;
diff --git a/sources/gui/src/mainwindow.cpp b/sources/gui/src/mainwindow.cpp
index 2f3bd63..daa4b6f 100644
--- a/sources/gui/src/mainwindow.cpp
+++ b/sources/gui/src/mainwindow.cpp
@@ -268,7 +268,7 @@ bool MainWindow::forceStartHelper()
 {
     if (debug) qDebug() << PDEBUG;
     if (!checkExternalApps(QString("helper"), configuration, debug)) {
-        ErrorWindow::showWindow(1, QString(PDEBUG), debug);
+        ErrorWindow::showWindow(1, externalApps(QString("helper"), configuration).join(QChar('\n')), debug);
         emit(needToBeConfigured());
         return false;
     }
diff --git a/sources/gui/src/wifimenuwidget.cpp b/sources/gui/src/wifimenuwidget.cpp
index 003f6f3..e582aa0 100644
--- a/sources/gui/src/wifimenuwidget.cpp
+++ b/sources/gui/src/wifimenuwidget.cpp
@@ -184,7 +184,7 @@ void WiFiMenuWidget::updateText(const netctlWifiInfo current)
     if (debug) qDebug() << PDEBUG;
     if (!wifiTabSetEnabled(checkExternalApps(QString("wpasup-only"), configuration, debug))) return;
     if (!checkExternalApps(QString("wpasup"), configuration, debug)) {
-        ErrorWindow::showWindow(1, QString(PDEBUG), debug);
+        ErrorWindow::showWindow(1, externalApps(QString("wpasup"), configuration).join(QChar('\n')), debug);
         return mainWindow->emitNeedToBeConfigured();
     }
     ui->label_wifi->setText(QApplication::translate("WiFiMenuWidget", "Processing..."));
@@ -202,7 +202,7 @@ void WiFiMenuWidget::updateWifiTab()
     if (debug) qDebug() << PDEBUG;
     if (!wifiTabSetEnabled(checkExternalApps(QString("wpasup-only"), configuration, debug))) return;
     if (!checkExternalApps(QString("wpasup"), configuration, debug)) {
-        ErrorWindow::showWindow(1, QString(PDEBUG), debug);
+        ErrorWindow::showWindow(1, externalApps(QString("wpasup"), configuration).join(QChar('\n')), debug);
         return mainWindow->emitNeedToBeConfigured();
     }
 
@@ -374,7 +374,7 @@ void WiFiMenuWidget::wifiTabStart()
 {
     if (debug) qDebug() << PDEBUG;
     if (!checkExternalApps(QString("wpasup"), configuration, debug)) {
-        ErrorWindow::showWindow(1, QString(PDEBUG), debug);
+        ErrorWindow::showWindow(1, externalApps(QString("wpasup"), configuration).join(QChar('\n')), debug);
         return mainWindow->emitNeedToBeConfigured();
     }
     if (ui->tableWidget_wifi->currentItem() == nullptr) return;