diff --git a/Linux/Cargo.lock b/Linux/Cargo.lock
index ff3167f..8bc721a 100644
--- a/Linux/Cargo.lock
+++ b/Linux/Cargo.lock
@@ -13,9 +13,9 @@ dependencies = [
 
 [[package]]
 name = "anstream"
-version = "0.6.14"
+version = "0.6.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "418c75fa768af9c03be99d17643f93f79bbba589895012a80e3452a19ddda15b"
+checksum = "64e15c1ab1f89faffbf04a634d5e1962e9074f2741eef6d97f3c4e322426d526"
 dependencies = [
  "anstyle",
  "anstyle-parse",
@@ -28,33 +28,33 @@ dependencies = [
 
 [[package]]
 name = "anstyle"
-version = "1.0.7"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "038dfcf04a5feb68e9c60b21c9625a54c2c0616e79b72b0fd87075a056ae1d1b"
+checksum = "1bec1de6f59aedf83baf9ff929c98f2ad654b97c9510f4e70cf6f661d49fd5b1"
 
 [[package]]
 name = "anstyle-parse"
-version = "0.2.4"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c03a11a9034d92058ceb6ee011ce58af4a9bf61491aa7e1e59ecd24bd40d22d4"
+checksum = "eb47de1e80c2b463c735db5b217a0ddc39d612e7ac9e2e96a5aed1f57616c1cb"
 dependencies = [
  "utf8parse",
 ]
 
 [[package]]
 name = "anstyle-query"
-version = "1.1.0"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad186efb764318d35165f1758e7dcef3b10628e26d41a44bc5550652e6804391"
+checksum = "6d36fc52c7f6c869915e99412912f22093507da8d9e942ceaf66fe4b7c14422a"
 dependencies = [
  "windows-sys",
 ]
 
 [[package]]
 name = "anstyle-wincon"
-version = "3.0.3"
+version = "3.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61a38449feb7068f52bb06c12759005cf459ee52bb4adc1d5a7c4322d716fb19"
+checksum = "5bf74e1b6e971609db8ca7a9ce79fd5768ab6ae46441c572e46cf596f59e57f8"
 dependencies = [
  "anstyle",
  "windows-sys",
@@ -147,9 +147,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "colorchoice"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b6a852b24ab71dffc585bcb46eaf7959d175cb865a7152e35b348d1b2960422"
+checksum = "d3fd119d74b830634cea2a0f58bbd0d54540518a14397557951e79340abc28c0"
 
 [[package]]
 name = "core-foundation-sys"
@@ -205,9 +205,9 @@ dependencies = [
 
 [[package]]
 name = "env_filter"
-version = "0.1.0"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a009aa4810eb158359dda09d0c87378e4bbb89b5a801f016885a4707ba24f7ea"
+checksum = "4f2c92ceda6ceec50f43169f9ee8424fe2db276791afde7b2cd8bc084cb376ab"
 dependencies = [
  "log",
  "regex",
@@ -215,9 +215,9 @@ dependencies = [
 
 [[package]]
 name = "env_logger"
-version = "0.11.3"
+version = "0.11.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38b35839ba51819680ba087cd351788c9a3c476841207e0b8cee0b04722343b9"
+checksum = "e13fa619b91fb2381732789fc5de83b45675e882f66623b7d8cb4f643017018d"
 dependencies = [
  "anstream",
  "anstyle",
@@ -666,9 +666,9 @@ dependencies = [
 
 [[package]]
 name = "is_terminal_polyfill"
-version = "1.70.0"
+version = "1.70.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8478577c03552c21db0e2724ffb8986a5ce7af88107e6be5d2ee6e158c12800"
+checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
 
 [[package]]
 name = "itoa"
diff --git a/Linux/ui-gtk/Cargo.toml b/Linux/ui-gtk/Cargo.toml
index 093d067..d275d9d 100644
--- a/Linux/ui-gtk/Cargo.toml
+++ b/Linux/ui-gtk/Cargo.toml
@@ -5,7 +5,7 @@ edition = "2021"
 build = "build.rs"
 
 [dependencies]
-env_logger = "0.11.3"
+env_logger = "0.11.5"
 gtk = { version = "0.9.0", package = "gtk4", features = ["v4_14"] }
 log = "0.4.21"
 rust-i18n = "3.0.1"
diff --git a/Linux/ui-gtk/src/devices/emulator_settings_ui.rs b/Linux/ui-gtk/src/devices/emulator_settings_ui.rs
index b1ffeea..a9149fe 100644
--- a/Linux/ui-gtk/src/devices/emulator_settings_ui.rs
+++ b/Linux/ui-gtk/src/devices/emulator_settings_ui.rs
@@ -1,3 +1,6 @@
+use std::cell::RefCell;
+use std::rc::Rc;
+
 use massiveknob_backend::orchestrator::DeviceReference;
 
 use crate::ui::uicomponent::UiComponent;
@@ -46,7 +49,7 @@ impl UiComponent for EmulatorSettingsUi
         }
     }
 
-    fn init(_root: &Self::Root, _state: &std::rc::Rc<std::cell::RefCell<Self::State>>)
+    fn init(_root: &Self::Root, _widgets: &Rc<Self::Widgets>, _state: &Rc<RefCell<Self::State>>)
     {
     }
 }
@@ -54,48 +57,10 @@ impl UiComponent for EmulatorSettingsUi
 
 impl UiComponentState<EmulatorSettingsUi> for EmulatorSettingsUi
 {
-    fn new(_init: EmulatorSettingsUiInit, _widgets: EmulatorSettingsUiWidgets) -> Self
+    fn new(_init: EmulatorSettingsUiInit) -> Self
     {
         Self
         {
         }
     }
-}
-
-
-/*
-#[relm4::component(pub)]
-impl SimpleComponent for EmulatorWindow
-{
-    type Init = ();
-    type Input = EmulatorWindowMessage;
-    type Output = ();
-
-    view!
-    {
-        gtk::Window
-        {
-            set_title: Some(&t!("emulatorwindow.title")),
-            set_default_size: (300, 500)
-        }
-    }
-
-
-    fn init(_data: Self::Init, root: Self::Root, _sender: ComponentSender<Self>, ) -> ComponentParts<Self>
-    {
-        let model = EmulatorWindow {};
-        let widgets = view_output!();
-
-        root.set_visible(true);
-        ComponentParts { model, widgets }
-    }
-
-
-    fn update(&mut self, msg: Self::Input, _sender: ComponentSender<Self>)
-    {
-        match msg
-        {
-        }
-    }
-}
-     */
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/Linux/ui-gtk/src/devices/mod.rs b/Linux/ui-gtk/src/devices/mod.rs
index 3add4dd..5cc5635 100644
--- a/Linux/ui-gtk/src/devices/mod.rs
+++ b/Linux/ui-gtk/src/devices/mod.rs
@@ -23,8 +23,8 @@ impl DeviceSettingsUiBuilder
     {
         match device.as_ref()
         {
-            Device::Emulator(_) => Box::new(EmulatorSettingsUi::builder().build(EmulatorSettingsUiInit { device })),
-            Device::SerialMin(_) => Box::new(SerialMinSettingsUi::builder().build(SerialMinSettingsUiInit { device }))
+            Device::Emulator(_) => Box::new(EmulatorSettingsUi::builder().build("EmulatorSettingsUi", EmulatorSettingsUiInit { device })),
+            Device::SerialMin(_) => Box::new(SerialMinSettingsUi::builder().build("SerialMinSettingsUi", SerialMinSettingsUiInit { device }))
         }
     }
 }
\ No newline at end of file
diff --git a/Linux/ui-gtk/src/devices/serial_min_settings_ui.rs b/Linux/ui-gtk/src/devices/serial_min_settings_ui.rs
index b41119e..89b61df 100644
--- a/Linux/ui-gtk/src/devices/serial_min_settings_ui.rs
+++ b/Linux/ui-gtk/src/devices/serial_min_settings_ui.rs
@@ -153,7 +153,7 @@ impl SerialMinSettingsUi
     fn set_port(&self, widgets: &Rc<SerialMinSettingsUiWidgets>, index: u32)
     {
         let Ok(index_usize) = usize::try_from(index) else { return };
-        let custom_port_visible = index_usize == self.ports.len() - 1;
+        let custom_port_visible = index_usize == self.ports.len();
 
         widgets.custom_port_input.set_visible(custom_port_visible);
     }
diff --git a/Linux/ui-gtk/src/main.rs b/Linux/ui-gtk/src/main.rs
index d9b4a72..361ab1d 100644
--- a/Linux/ui-gtk/src/main.rs
+++ b/Linux/ui-gtk/src/main.rs
@@ -1,3 +1,5 @@
+use std::cell::RefCell;
+use std::rc::Rc;
 use std::sync::Arc;
 use std::sync::Mutex;
 
@@ -8,6 +10,7 @@ use mainwindow::MainWindow;
 use mainwindow::MainWindowInit;
 use massiveknob_backend::orchestrator::Orchestrator;
 use ui::uicomponent::UiComponent;
+use ui::uicomponent::UiComponentConnector;
 
 
 const APP_ID: &str = "com.github.mvrens.massiveknob";
@@ -24,6 +27,7 @@ pub mod devices;
 
 pub mod mainwindow;
 
+
 fn main() -> glib::ExitCode
 {
     env_logger::Builder::from_env(Env::default().default_filter_or("info"))
@@ -31,23 +35,31 @@ fn main() -> glib::ExitCode
         .init();
 
 
+    let mainwindow: Rc<RefCell<Option<UiComponentConnector<MainWindow>>>> = Rc::new(RefCell::new(None));
+
+
     let app = gtk::Application::builder()
         .application_id(APP_ID)
         .build();
 
-    app.connect_activate(activate);
-    app.run()
-}
-
-
-fn activate(app: &gtk::Application)
-{
-    let orchestrator = Arc::new(Mutex::new(Orchestrator::new()));
-    let mainwindow = MainWindow::builder().build(MainWindowInit
     {
-        app: app.clone(),
-        orchestrator: orchestrator.clone()
-    });
+        let mainwindow = mainwindow.clone();
+        app.connect_activate(move |app|
+        {
+            let orchestrator = Arc::new(Mutex::new(Orchestrator::new()));
+            let newmainwindow = MainWindow::builder().build("MainWindow", MainWindowInit
+            {
+                app: app.clone(),
+                orchestrator: orchestrator.clone()
+            });
 
-    mainwindow.root.present();
+            newmainwindow.root.present();
+            mainwindow.borrow_mut().replace(newmainwindow);
+        });
+    }
+
+    let result = app.run();
+
+    log::debug!("So long and thanks for all the fish!");
+    result
 }
\ No newline at end of file
diff --git a/Linux/ui-gtk/src/mainwindow.rs b/Linux/ui-gtk/src/mainwindow.rs
index 0516580..c3d7519 100644
--- a/Linux/ui-gtk/src/mainwindow.rs
+++ b/Linux/ui-gtk/src/mainwindow.rs
@@ -118,7 +118,7 @@ impl UiComponent for MainWindow
         }
 
         let mut state = state.borrow_mut();
-        state.update_active_device(&widgets, false);
+        state.update_active_device(widgets, false);
     }
 }
 
diff --git a/Linux/ui-gtk/src/ui/mod.rs b/Linux/ui-gtk/src/ui/mod.rs
index 39ff711..7018051 100644
--- a/Linux/ui-gtk/src/ui/mod.rs
+++ b/Linux/ui-gtk/src/ui/mod.rs
@@ -1,8 +1 @@
-pub mod uicomponent;
-
-
-#[deprecated]
-pub trait EmbeddedWidgetConnector
-{
-    fn root(&self) -> gtk::Widget;
-}
\ No newline at end of file
+pub mod uicomponent;
\ No newline at end of file
diff --git a/Linux/ui-gtk/src/ui/uicomponent.rs b/Linux/ui-gtk/src/ui/uicomponent.rs
index 5cd6baa..f71ad4a 100644
--- a/Linux/ui-gtk/src/ui/uicomponent.rs
+++ b/Linux/ui-gtk/src/ui/uicomponent.rs
@@ -35,9 +35,12 @@ pub trait UiComponentState<C: UiComponent>
 }
 
 
+#[must_use]
 pub struct UiComponentConnector<C: UiComponent>
 {
+    pub name: String,
     pub root: C::Root,
+    pub widgets: Rc<C::Widgets>,
     pub state: Rc<RefCell<C::State>>
 }
 
@@ -68,7 +71,7 @@ impl<C: UiComponent> Default for UiComponentBuilder<C>
 
 impl<C: UiComponent> UiComponentBuilder<C>
 {
-    pub fn build(&self, init: C::Init) -> UiComponentConnector<C>
+    pub fn build(&self, name: &str, init: C::Init) -> UiComponentConnector<C>
     {
         let root = C::build_root(&init);
         let widgets = Rc::new(C::build_widgets(&root, &init));
@@ -79,7 +82,9 @@ impl<C: UiComponent> UiComponentBuilder<C>
 
         UiComponentConnector::<C>
         {
+            name: String::from(name),
             root,
+            widgets,
             state
         }
     }
@@ -90,7 +95,7 @@ impl<C: UiComponent> From<UiComponentConnector<C>> for gtk::Widget
 {
     fn from(val: UiComponentConnector<C>) -> Self
     {
-        val.root.into()
+        val.root.clone().into()
     }
 }
 
@@ -101,4 +106,14 @@ impl<C: UiComponent> UiComponentConnectorWidget for UiComponentConnector<C>
     {
         self.root.clone().into()
     }
+}
+
+
+impl<C: UiComponent> Drop for UiComponentConnector<C>
+{
+    fn drop(&mut self)
+    {
+        self.root.unrealize();
+        log::debug!("Dropped UiComponentConnector for {}", self.name.as_str());
+    }
 }
\ No newline at end of file