diff --git a/CMakeLists.txt b/CMakeLists.txt
index e8f7f8647..1dff0f58f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -538,6 +538,7 @@ if(WIN32)
     SET(CPACK_NSIS_HELP_LINK "http:\\\\\\\\www.openmw.org")
     SET(CPACK_NSIS_URL_INFO_ABOUT "http:\\\\\\\\www.openmw.org")
     SET(CPACK_NSIS_INSTALLED_ICON_NAME "openmw-launcher.exe")
+    SET(CPACK_NSIS_MUI_FINISHPAGE_RUN "openmw-launcher.exe")
     SET(CPACK_NSIS_MUI_ICON "${OpenMW_SOURCE_DIR}/files/tes3mp/tes3mp.ico")
     SET(CPACK_NSIS_MUI_UNIICON "${OpenMW_SOURCE_DIR}/files/tes3mp/tes3mp.ico")
     SET(CPACK_PACKAGE_ICON "${OpenMW_SOURCE_DIR}\\\\files\\\\openmw.bmp")
diff --git a/apps/openmw-mp/Cell.cpp b/apps/openmw-mp/Cell.cpp
index 4bd24d4a4..a804fd8a4 100644
--- a/apps/openmw-mp/Cell.cpp
+++ b/apps/openmw-mp/Cell.cpp
@@ -30,8 +30,17 @@ Cell::Iterator Cell::end() const
 
 void Cell::addPlayer(Player *player)
 {
-    auto it = find(player->cells.begin(), player->cells.end(), this);
-    if (it == player->cells.end())
+    // Ensure the player hasn't already been added
+    auto it = find(begin(), end(), player);
+
+    if (it != end())
+    {
+        LOG_APPEND(Log::LOG_INFO, "- Attempt to add %s to Cell %s again was ignored", player->npc.mName.c_str(), getDescription().c_str());
+        return;
+    }
+
+    auto it2 = find(player->cells.begin(), player->cells.end(), this);
+    if (it2 == player->cells.end())
     {
         LOG_APPEND(Log::LOG_INFO, "- Adding %s to Player %s", getDescription().c_str(), player->npc.mName.c_str());
 
diff --git a/apps/openmw/mwgui/containeritemmodel.cpp b/apps/openmw/mwgui/containeritemmodel.cpp
index 479638672..9f7a9965c 100644
--- a/apps/openmw/mwgui/containeritemmodel.cpp
+++ b/apps/openmw/mwgui/containeritemmodel.cpp
@@ -142,6 +142,9 @@ void ContainerItemModel::update()
 
         for (MWWorld::ContainerStoreIterator it = store.begin(); it != store.end(); ++it)
         {
+            if (!(*it).getClass().showsInInventory(*it))
+                continue;
+
             std::vector<ItemStack>::iterator itemStack = mItems.begin();
             for (; itemStack != mItems.end(); ++itemStack)
             {
diff --git a/apps/openmw/mwgui/trainingwindow.cpp b/apps/openmw/mwgui/trainingwindow.cpp
index b6504d223..04b051e16 100644
--- a/apps/openmw/mwgui/trainingwindow.cpp
+++ b/apps/openmw/mwgui/trainingwindow.cpp
@@ -203,4 +203,10 @@ namespace MWGui
         checkReferenceAvailable();
         mTimeAdvancer.onFrame(dt);
     }
+
+    bool TrainingWindow::exit()
+    {
+        return !mTimeAdvancer.isRunning();
+    }
+
 }
diff --git a/apps/openmw/mwgui/trainingwindow.hpp b/apps/openmw/mwgui/trainingwindow.hpp
index 69a013059..2edad1f27 100644
--- a/apps/openmw/mwgui/trainingwindow.hpp
+++ b/apps/openmw/mwgui/trainingwindow.hpp
@@ -16,7 +16,7 @@ namespace MWGui
 
         virtual void onOpen();
 
-        bool exit() { return false; }
+        bool exit();
 
         void setPtr(const MWWorld::Ptr& actor);
 
diff --git a/apps/openmw/mwmp/GUIController.cpp b/apps/openmw/mwmp/GUIController.cpp
index 9cd496887..cff86664a 100644
--- a/apps/openmw/mwmp/GUIController.cpp
+++ b/apps/openmw/mwmp/GUIController.cpp
@@ -43,7 +43,7 @@ mwmp::GUIController::GUIController(): mInputBox(0), mListBox(0)
     mChat = nullptr;
     keySay = SDL_SCANCODE_Y;
     keyChatMode = SDL_SCANCODE_F2;
-    calledMessageBox = false;
+    calledInteractiveMessage = false;
 }
 
 mwmp::GUIController::~GUIController()
@@ -118,10 +118,7 @@ void mwmp::GUIController::showDialogList(const mwmp::BasePlayer::GUIMessageBox &
 void mwmp::GUIController::showMessageBox(const BasePlayer::GUIMessageBox &guiMessageBox)
 {
     MWBase::WindowManager *windowManager = MWBase::Environment::get().getWindowManager();
-    std::vector<std::string> buttons;
-    buttons.push_back("Ok");
-    windowManager->interactiveMessageBox(guiMessageBox.label, buttons);
-    calledMessageBox = true;
+    windowManager->messageBox(guiMessageBox.label);
 }
 
 std::vector<std::string> splitString(const std::string &str, char delim = ';')
@@ -139,7 +136,7 @@ void mwmp::GUIController::showCustomMessageBox(const BasePlayer::GUIMessageBox &
     MWBase::WindowManager *windowManager = MWBase::Environment::get().getWindowManager();
     std::vector<std::string> buttons = splitString(guiMessageBox.buttons);
     windowManager->interactiveMessageBox(guiMessageBox.label, buttons);
-    calledMessageBox = true;
+    calledInteractiveMessage = true;
 }
 
 void mwmp::GUIController::showInputBox(const BasePlayer::GUIMessageBox &guiMessageBox)
@@ -207,10 +204,10 @@ void mwmp::GUIController::update(float dt)
     // checked somewhere else
     int pressedButton = MWBase::Environment::get().getWindowManager()->readPressedButton(false);
 
-    if (pressedButton != -1 && calledMessageBox)
+    if (pressedButton != -1 && calledInteractiveMessage)
     {
         LOG_MESSAGE_SIMPLE(Log::LOG_VERBOSE, "Pressed: %d", pressedButton);
-        calledMessageBox = false;
+        calledInteractiveMessage = false;
         Main::get().getLocalPlayer()->guiMessageBox.data = MyGUI::utility::toString(pressedButton);
         Main::get().getNetworking()->getPlayerPacket(ID_GUI_MESSAGEBOX)->setPlayer(Main::get().getLocalPlayer());
         Main::get().getNetworking()->getPlayerPacket(ID_GUI_MESSAGEBOX)->Send();
diff --git a/apps/openmw/mwmp/GUIController.hpp b/apps/openmw/mwmp/GUIController.hpp
index 8e6efba15..db42d692f 100644
--- a/apps/openmw/mwmp/GUIController.hpp
+++ b/apps/openmw/mwmp/GUIController.hpp
@@ -69,7 +69,7 @@ namespace mwmp
         int keyChatMode;
 
         long id;
-        bool calledMessageBox;
+        bool calledInteractiveMessage;
         TextInputDialog *mInputBox;
         GUIDialogList *mListBox;
         void onInputBoxDone(MWGui::WindowBase* parWindow);