diff --git a/rbutil/rbutilqt/configure.cpp b/rbutil/rbutilqt/configure.cpp
index 20ffe4ce9d..53d1acfe06 100644
--- a/rbutil/rbutilqt/configure.cpp
+++ b/rbutil/rbutilqt/configure.cpp
@@ -98,6 +98,16 @@ void Config::accept()
             tr("You need to restart the application for the changed language to take effect."));
     userSettings->setValue("defaults/lang", language);
 
+    // mountpoint
+    QString mp = ui.mountPoint->text();
+    if(QFileInfo(mp).isDir())
+        userSettings->setValue("defaults/mountpoint", mp);
+
+    // platform
+    QString nplat;
+    nplat = ui.treeDevices->selectedItems().at(0)->data(0, Qt::UserRole).toString();
+    userSettings->setValue("defaults/platform", nplat);
+
     // sync settings
     userSettings->sync();
     this->close();
@@ -118,7 +128,9 @@ void Config::setUserSettings(QSettings *user)
     // set proxy
     QUrl proxy = userSettings->value("defaults/proxy").toString();
 
-    ui.proxyPort->setText(QString("%1").arg(proxy.port()));
+    if(proxy.port() > 0)
+        ui.proxyPort->setText(QString("%1").arg(proxy.port()));
+    else ui.proxyPort->setText("");
     ui.proxyHost->setText(proxy.host());
     ui.proxyUser->setText(proxy.userName());
     ui.proxyPass->setText(proxy.password());
@@ -225,16 +237,6 @@ void Config::setDevices(QSettings *dev)
     ui.treeDevices->insertTopLevelItems(0, items);
     if(w3 != 0)
         ui.treeDevices->setCurrentItem(w3); // hilight old selection
-    connect(ui.treeDevices, SIGNAL(itemSelectionChanged()), this, SLOT(updatePlatform()));
-}
-
-
-void Config::updatePlatform()
-{
-    qDebug() << "updatePlatform()";
-    QString nplat;
-    nplat = ui.treeDevices->selectedItems().at(0)->data(0, Qt::UserRole).toString();
-    userSettings->setValue("defaults/platform", nplat);
 }
 
 
@@ -273,7 +275,9 @@ void Config::setSystemProxy(bool checked)
     }
     else {
         ui.proxyHost->setText(proxy.host());
-        ui.proxyPort->setText(QString("%1").arg(proxy.port()));
+        if(proxy.port() > 0)
+            ui.proxyPort->setText(QString("%1").arg(proxy.port()));
+        else ui.proxyPort->setText("");
         ui.proxyUser->setText(proxy.userName());
         ui.proxyPass->setText(proxy.password());
     }
diff --git a/rbutil/rbutilqt/configure.h b/rbutil/rbutilqt/configure.h
index dee1e0659a..54e76d0247 100644
--- a/rbutil/rbutilqt/configure.h
+++ b/rbutil/rbutilqt/configure.h
@@ -54,7 +54,6 @@ class Config : public QDialog
         void setSystemProxy(bool);
         void updateLanguage(void);
         void browseFolder(void);
-        void updatePlatform(void);
 };
 
 #endif
diff --git a/rbutil/rbutilqt/rbutilqt.cpp b/rbutil/rbutilqt/rbutilqt.cpp
index da469efded..5fcfc39d18 100644
--- a/rbutil/rbutilqt/rbutilqt.cpp
+++ b/rbutil/rbutilqt/rbutilqt.cpp
@@ -207,6 +207,8 @@ void RbUtilQt::updateDevice()
     QString brand = devices->value("brand").toString();
     QString name = devices->value("name").toString();
     devices->endGroup();
+    if(name.isEmpty()) name = "&lt;none&gt;";
+    if(mountpoint.isEmpty()) mountpoint = "&lt;invalid&gt;";
     ui.labelDevice->setText(tr("<b>%1 %2</b> at <b>%3</b>")
             .arg(brand, name, mountpoint));
 }