diff --git a/libraries/ui/src/OffscreenUi.cpp b/libraries/ui/src/OffscreenUi.cpp
index d5fa6609d4..07376cf761 100644
--- a/libraries/ui/src/OffscreenUi.cpp
+++ b/libraries/ui/src/OffscreenUi.cpp
@@ -38,14 +38,14 @@
  * <p><em>This API currently has no effect and is not used.</em></p>
  *
  * @namespace OffscreenFlags
- * 
+ *
  * @hifi-interface
  * @hifi-client-entity
  * @hifi-avatar
  *
- * @property {boolean} navigationFocused - <code>true</code> if UI has joystick navigation focus, <code>false</code> if it 
+ * @property {boolean} navigationFocused - <code>true</code> if UI has joystick navigation focus, <code>false</code> if it
  *     doesn't.
- * @property {boolean} navigationFocusDisabled - <code>true</code> if UI joystick navigation focus is disabled, 
+ * @property {boolean} navigationFocusDisabled - <code>true</code> if UI joystick navigation focus is disabled,
  *     <code>false</code> if it isn't.
  */
 
@@ -75,7 +75,7 @@ public:
             emit navigationFocusDisabledChanged();
         }
     }
-    
+
 signals:
 
     /*@jsdoc
@@ -99,9 +99,9 @@ private:
 
 static OffscreenFlags* offscreenFlags { nullptr };
 
-// This hack allows the QML UI to work with keys that are also bound as 
-// shortcuts at the application level.  However, it seems as though the 
-// bound actions are still getting triggered.  At least for backspace.  
+// This hack allows the QML UI to work with keys that are also bound as
+// shortcuts at the application level.  However, it seems as though the
+// bound actions are still getting triggered.  At least for backspace.
 // Not sure why.
 //
 // However, the problem may go away once we switch to the new menu system,
@@ -168,7 +168,7 @@ void OffscreenUi::onRootContextCreated(QQmlContext* qmlContext) {
     qmlContext->setContextProperty("fileDialogHelper", new FileDialogHelper());
 #ifdef DEBUG
     qmlContext->setContextProperty("DebugQML", QVariant(true));
-#else 
+#else
     qmlContext->setContextProperty("DebugQML", QVariant(false));
 #endif
 
@@ -284,7 +284,7 @@ QQuickItem* OffscreenUi::createMessageBox(Icon icon, const QString& title, const
     map.insert("buttons", buttons.operator int());
     map.insert("defaultButton", defaultButton);
     QVariant result;
-    bool invokeResult;
+    bool invokeResult = false;
     auto tabletScriptingInterface = DependencyManager::get<TabletScriptingInterface>();
     TabletProxy* tablet = dynamic_cast<TabletProxy*>(tabletScriptingInterface->getTablet("com.highfidelity.interface.tablet.system"));
     if (tablet->getToolbarMode() && _desktop) {
@@ -309,7 +309,7 @@ int OffscreenUi::waitForMessageBoxResult(QQuickItem* messageBox) {
     if (!messageBox) {
         return QMessageBox::NoButton;
     }
-    
+
     return MessageBoxListener(messageBox).waitForButtonResult();
 }
 
@@ -424,8 +424,8 @@ QString OffscreenUi::getText(const Icon icon, const QString& title, const QStrin
 QString OffscreenUi::getItem(const Icon icon, const QString& title, const QString& label, const QStringList& items,
     int current, bool editable, bool* ok) {
 
-    if (ok) { 
-        *ok = false; 
+    if (ok) {
+        *ok = false;
     }
 
     auto offscreenUi = DependencyManager::get<OffscreenUi>();
@@ -580,7 +580,7 @@ QQuickItem* OffscreenUi::createInputDialog(const Icon icon, const QString& title
     auto tabletScriptingInterface = DependencyManager::get<TabletScriptingInterface>();
     TabletProxy* tablet = dynamic_cast<TabletProxy*>(tabletScriptingInterface->getTablet("com.highfidelity.interface.tablet.system"));
 
-    bool invokeResult;
+    bool invokeResult = false;
     if (tablet->getToolbarMode() && _desktop) {
         invokeResult = QMetaObject::invokeMethod(_desktop, "inputDialog",
                                                  Q_RETURN_ARG(QVariant, result),
@@ -608,7 +608,7 @@ QQuickItem* OffscreenUi::createCustomInputDialog(const Icon icon, const QString&
     auto tabletScriptingInterface = DependencyManager::get<TabletScriptingInterface>();
     TabletProxy* tablet = dynamic_cast<TabletProxy*>(tabletScriptingInterface->getTablet("com.highfidelity.interface.tablet.system"));
 
-    bool invokeResult;
+    bool invokeResult = false;
     if (tablet->getToolbarMode() && _desktop) {
         invokeResult = QMetaObject::invokeMethod(_desktop, "inputDialog",
                                                  Q_RETURN_ARG(QVariant, result),
@@ -619,7 +619,7 @@ QQuickItem* OffscreenUi::createCustomInputDialog(const Icon icon, const QString&
                                                  Q_ARG(QVariant, QVariant::fromValue(map)));
         emit tabletScriptingInterface->tabletNotification();
     }
-    
+
     if (!invokeResult) {
         qWarning() << "Failed to create custom message box";
         return nullptr;
@@ -648,13 +648,13 @@ void OffscreenUi::setNavigationFocused(bool focused) {
 // FIXME HACK....
 // This hack is an attempt to work around the 'offscreen UI can't gain keyboard focus' bug
 // https://app.asana.com/0/27650181942747/83176475832393
-// The problem seems related to https://bugreports.qt.io/browse/QTBUG-50309 
+// The problem seems related to https://bugreports.qt.io/browse/QTBUG-50309
 //
 // The workaround seems to be to give some other window (same process or another process doesn't seem to matter)
-// focus and then put focus back on the interface main window.  
+// focus and then put focus back on the interface main window.
 //
-// If I could reliably reproduce this bug I could eventually track down what state change is occuring 
-// during the process of the main window losing and then gaining focus, but failing that, here's a 
+// If I could reliably reproduce this bug I could eventually track down what state change is occuring
+// during the process of the main window losing and then gaining focus, but failing that, here's a
 // brute force way of triggering that state change at application start in a way that should be nearly
 // imperceptible to the user.
 class KeyboardFocusHack : public QObject {
@@ -754,7 +754,7 @@ private slots:
 
 QString OffscreenUi::fileDialog(const QVariantMap& properties) {
     QVariant buildDialogResult;
-    bool invokeResult;
+    bool invokeResult = false;
     auto tabletScriptingInterface = DependencyManager::get<TabletScriptingInterface>();
     TabletProxy* tablet = dynamic_cast<TabletProxy*>(tabletScriptingInterface->getTablet("com.highfidelity.interface.tablet.system"));
     if (tablet->getToolbarMode() && _desktop) {
@@ -783,7 +783,7 @@ QString OffscreenUi::fileDialog(const QVariantMap& properties) {
 
 ModalDialogListener* OffscreenUi::fileDialogAsync(const QVariantMap& properties) {
     QVariant buildDialogResult;
-    bool invokeResult;
+    bool invokeResult = false;
     auto tabletScriptingInterface = DependencyManager::get<TabletScriptingInterface>();
     TabletProxy* tablet = dynamic_cast<TabletProxy*>(tabletScriptingInterface->getTablet("com.highfidelity.interface.tablet.system"));
     if (tablet->getToolbarMode() && _desktop) {
@@ -1003,7 +1003,7 @@ class AssetDialogListener : public ModalDialogListener {
 QString OffscreenUi::assetDialog(const QVariantMap& properties) {
     // ATP equivalent of fileDialog().
     QVariant buildDialogResult;
-    bool invokeResult;
+    bool invokeResult = false;
     auto tabletScriptingInterface = DependencyManager::get<TabletScriptingInterface>();
     TabletProxy* tablet = dynamic_cast<TabletProxy*>(tabletScriptingInterface->getTablet("com.highfidelity.interface.tablet.system"));
     if (tablet->getToolbarMode() && _desktop) {
@@ -1033,7 +1033,7 @@ QString OffscreenUi::assetDialog(const QVariantMap& properties) {
 ModalDialogListener *OffscreenUi::assetDialogAsync(const QVariantMap& properties) {
     // ATP equivalent of fileDialog().
     QVariant buildDialogResult;
-    bool invokeResult;
+    bool invokeResult = false;
     auto tabletScriptingInterface = DependencyManager::get<TabletScriptingInterface>();
     TabletProxy* tablet = dynamic_cast<TabletProxy*>(tabletScriptingInterface->getTablet("com.highfidelity.interface.tablet.system"));
     if (tablet->getToolbarMode() && _desktop) {
@@ -1165,7 +1165,7 @@ bool OffscreenUi::eventFilter(QObject* originalDestination, QEvent* event) {
     }
 
     // QML input elements absorb key press, but apparently not key release.
-    // therefore we want to ensure that key release events for key presses that were 
+    // therefore we want to ensure that key release events for key presses that were
     // accepted by the QML layer are suppressed
     if (type == QEvent::KeyRelease && pressed) {
         pressed = false;
@@ -1175,10 +1175,6 @@ bool OffscreenUi::eventFilter(QObject* originalDestination, QEvent* event) {
     return result;
 }
 
-unsigned int OffscreenUi::getMenuUserDataId() const {
-    return _vrMenu->_userDataId;
-}
-
 ModalDialogListener::ModalDialogListener(QQuickItem *dialog) : _dialog(dialog) {
     if (!dialog) {
         _finished = true;
diff --git a/libraries/ui/src/OffscreenUi.h b/libraries/ui/src/OffscreenUi.h
index 7e20a0b09d..994a579f44 100644
--- a/libraries/ui/src/OffscreenUi.h
+++ b/libraries/ui/src/OffscreenUi.h
@@ -74,7 +74,7 @@ public:
 
     // Setting pinned to true will hide all overlay elements on the desktop that don't have a pinned flag
     void setPinned(bool pinned = true);
-    
+
     void togglePinned();
     void setConstrainToolbarToCenterX(bool constrained);
 
@@ -237,7 +237,6 @@ public:
     static ModalDialogListener* getTextAsync(const Icon icon, const QString & title, const QString & label, const QString & text = QString());
     static ModalDialogListener* getItemAsync(const Icon icon, const QString & title, const QString & label, const QStringList & items, int current = 0, bool editable = true);
 
-    unsigned int getMenuUserDataId() const;
     QList<QObject *> &getModalDialogListeners();
 
 signals:
@@ -270,7 +269,7 @@ private:
     QList<QObject*> _modalDialogListeners;
     std::unordered_map<int, bool> _pressedKeys;
     VrMenu* _vrMenu { nullptr };
-    QQueue<std::function<void(VrMenu*)>> _queuedMenuInitializers; 
+    QQueue<std::function<void(VrMenu*)>> _queuedMenuInitializers;
 };
 
 #endif
diff --git a/libraries/ui/src/VrMenu.cpp b/libraries/ui/src/VrMenu.cpp
index 8003337eac..6ba01165d5 100644
--- a/libraries/ui/src/VrMenu.cpp
+++ b/libraries/ui/src/VrMenu.cpp
@@ -17,139 +17,116 @@
 #include "OffscreenUi.h"
 #include "ui/Logging.h"
 
-static unsigned int USER_DATA_ID = 0;
 
-// Binds together a Qt Action or Menu with the QML Menu or MenuItem
-//
-// TODO On reflection, it may be pointless to use the UUID.  Perhaps
-// simply creating the bidirectional link pointing to both the widget
-// and qml object and inject the pointer into both objects
-class MenuUserData : public QObjectUserData {
-public:
-    MenuUserData(QAction* action, QObject* qmlObject, QObject* qmlParent) {
-        if (!USER_DATA_ID) {
-            USER_DATA_ID = DependencyManager::get<OffscreenUi>()->getMenuUserDataId();
-        }
-        _action = action;
-        _qml = qmlObject;
-        _qmlParent = qmlParent;
 
-        action->setUserData(USER_DATA_ID, this);
-        qmlObject->setUserData(USER_DATA_ID, this);
-        qmlObject->setObjectName(uuid.toString());
-        // Make sure we can find it again in the future
+MenuUserData::MenuUserData(QAction* action, QObject* qmlObject, QObject* qmlParent) {
+    _action = action;
+    _qml = qmlObject;
+    _qmlParent = qmlParent;
+
+    action->setProperty(USER_DATA, QVariant::fromValue(this));
+    qmlObject->setProperty(USER_DATA, QVariant::fromValue(this));
+    qmlObject->setObjectName(uuid.toString());
+    // Make sure we can find it again in the future
+    updateQmlItemFromAction();
+    _changedConnection = QObject::connect(action, &QAction::changed, [=] {
         updateQmlItemFromAction();
-        _changedConnection = QObject::connect(action, &QAction::changed, [=] {
-            updateQmlItemFromAction();
-        });
-        _shutdownConnection = QObject::connect(qApp, &QCoreApplication::aboutToQuit, [=] {
-            QObject::disconnect(_changedConnection);
-        });
-
-        class ExclusionGroupSetter : public QObject {
-        public:
-            ExclusionGroupSetter(QObject* from, QObject* to, QObject* qmlParent) : QObject(from), _from(from), _to(to), _qmlParent(qmlParent) {
-                _from->installEventFilter(this);
-            }
-
-            ~ExclusionGroupSetter() {
-                _from->removeEventFilter(this);
-            }
-        protected:
-            virtual bool eventFilter(QObject* o, QEvent* e) override {
-                if (e->type() == QEvent::DynamicPropertyChange) {
-                    QDynamicPropertyChangeEvent* dpc = static_cast<QDynamicPropertyChangeEvent*>(e);
-                    if (dpc->propertyName() == "exclusionGroup")
-                    {
-                        // unfortunately Qt doesn't support passing dynamic properties between C++ / QML, so we have to use this ugly helper function
-                        QMetaObject::invokeMethod(_qmlParent,
-                            "addExclusionGroup",
-                            Qt::DirectConnection,
-                            Q_ARG(QVariant, QVariant::fromValue(_to)),
-                            Q_ARG(QVariant, _from->property(dpc->propertyName())));
-                    }
-                }
-
-                return QObject::eventFilter(o, e);
-            }
-
-        private:
-            QObject* _from;
-            QObject* _to;
-            QObject* _qmlParent;
-        };
-
-        new ExclusionGroupSetter(action, qmlObject, qmlParent);
-    }
-
-    ~MenuUserData() {
+    });
+    _shutdownConnection = QObject::connect(qApp, &QCoreApplication::aboutToQuit, [=] {
         QObject::disconnect(_changedConnection);
-        QObject::disconnect(_shutdownConnection);
-        _action->setUserData(USER_DATA_ID, nullptr);
-        _qml->setUserData(USER_DATA_ID, nullptr);
-    }
+    });
 
-    void updateQmlItemFromAction() {
-        _qml->setProperty("checkable", _action->isCheckable());
-        _qml->setProperty("enabled", _action->isEnabled());
-        QString text = _action->text();
-        _qml->setProperty("text", text);
-        _qml->setProperty("shortcut", _action->shortcut().toString());
-        _qml->setProperty("checked", _action->isChecked());
-        _qml->setProperty("visible", _action->isVisible());
-    }
-
-    void clear() {
-        _qml->setProperty("checkable", 0);
-        _qml->setProperty("enabled", 0);
-        _qml->setProperty("text", 0);
-        _qml->setProperty("shortcut", 0);
-        _qml->setProperty("checked", 0);
-        _qml->setProperty("visible", 0);
-
-        _action->setUserData(USER_DATA_ID, nullptr);
-        _qml->setUserData(USER_DATA_ID, nullptr);
-    }
-
-
-    const QUuid uuid{ QUuid::createUuid() };
-
-    static bool hasData(QAction* object) {
-        if (!object) {
-            qWarning() << "Attempted to fetch MenuUserData for null object";
-            return false;
+    class ExclusionGroupSetter : public QObject {
+    public:
+        ExclusionGroupSetter(QObject* from, QObject* to, QObject* qmlParent) : QObject(from), _from(from), _to(to), _qmlParent(qmlParent) {
+            _from->installEventFilter(this);
         }
-        return (nullptr != static_cast<MenuUserData*>(object->userData(USER_DATA_ID)));
-    }
 
-    static MenuUserData* forObject(QAction* object) {
-        if (!object) {
-            qWarning() << "Attempted to fetch MenuUserData for null object";
-            return nullptr;
+        ~ExclusionGroupSetter() {
+            _from->removeEventFilter(this);
         }
-        auto result = static_cast<MenuUserData*>(object->userData(USER_DATA_ID));
-        if (!result) {
-            qWarning() << "Unable to find MenuUserData for object " << object;
-            if (auto action = dynamic_cast<QAction*>(object)) {
-                qWarning() << action->text();
-            } else if (auto menu = dynamic_cast<QMenu*>(object)) {
-                qWarning() << menu->title();
+    protected:
+        virtual bool eventFilter(QObject* o, QEvent* e) override {
+            if (e->type() == QEvent::DynamicPropertyChange) {
+                QDynamicPropertyChangeEvent* dpc = static_cast<QDynamicPropertyChangeEvent*>(e);
+                if (dpc->propertyName() == "exclusionGroup") {
+                    // unfortunately Qt doesn't support passing dynamic properties between C++ / QML, so we have to use this ugly helper function
+                    QMetaObject::invokeMethod(_qmlParent,
+                        "addExclusionGroup",
+                        Qt::DirectConnection,
+                        Q_ARG(QVariant, QVariant::fromValue(_to)),
+                        Q_ARG(QVariant, _from->property(dpc->propertyName())));
+                }
             }
-            return nullptr;
+
+            return QObject::eventFilter(o, e);
         }
-        return result;
+
+    private:
+        QObject* _from;
+        QObject* _to;
+        QObject* _qmlParent;
+    };
+
+    new ExclusionGroupSetter(action, qmlObject, qmlParent);
+}
+
+MenuUserData::~MenuUserData() {
+    QObject::disconnect(_changedConnection);
+    QObject::disconnect(_shutdownConnection);
+    _action->setProperty(USER_DATA, QVariant());
+    _qml->setProperty(USER_DATA, QVariant());
+}
+
+void MenuUserData::updateQmlItemFromAction() {
+    _qml->setProperty("checkable", _action->isCheckable());
+    _qml->setProperty("enabled", _action->isEnabled());
+    QString text = _action->text();
+    _qml->setProperty("text", text);
+    _qml->setProperty("shortcut", _action->shortcut().toString());
+    _qml->setProperty("checked", _action->isChecked());
+    _qml->setProperty("visible", _action->isVisible());
+}
+
+void MenuUserData::clear() {
+    _qml->setProperty("checkable", 0);
+    _qml->setProperty("enabled", 0);
+    _qml->setProperty("text", 0);
+    _qml->setProperty("shortcut", 0);
+    _qml->setProperty("checked", 0);
+    _qml->setProperty("visible", 0);
+
+    _action->setProperty(USER_DATA, QVariant());
+    _qml->setProperty(USER_DATA, QVariant());
+}
+
+
+
+bool MenuUserData::hasData(QAction* object) {
+    if (!object) {
+        qWarning() << "Attempted to fetch MenuUserData for null object";
+        return false;
     }
+    return (nullptr != object->property(USER_DATA).value<MenuUserData*>());
+}
 
-private:
-    Q_DISABLE_COPY(MenuUserData);
-
-    QMetaObject::Connection _shutdownConnection;
-    QMetaObject::Connection _changedConnection;
-    QAction* _action { nullptr };
-    QObject* _qml { nullptr };
-    QObject* _qmlParent{ nullptr };
-};
-
+MenuUserData* MenuUserData::forObject(QAction* object) {
+    if (!object) {
+        qWarning() << "Attempted to fetch MenuUserData for null object";
+        return nullptr;
+    }
+    auto result = object->property(USER_DATA).value<MenuUserData*>();
+    if (!result) {
+        qWarning() << "Unable to find MenuUserData for object " << object;
+        if (auto action = dynamic_cast<QAction*>(object)) {
+            qWarning() << action->text();
+        } else if (auto menu = dynamic_cast<QMenu*>(object)) {
+            qWarning() << menu->title();
+        }
+        return nullptr;
+    }
+    return result;
+}
 
 VrMenu::VrMenu(OffscreenUi* parent) : QObject(parent) {
     _rootMenu = parent->getRootItem()->findChild<QObject*>("rootMenu");
diff --git a/libraries/ui/src/VrMenu.h b/libraries/ui/src/VrMenu.h
index c2f9fd830b..4e7031f650 100644
--- a/libraries/ui/src/VrMenu.h
+++ b/libraries/ui/src/VrMenu.h
@@ -18,8 +18,44 @@
 #include <QSignalMapper>
 #include <QAction>
 #include <QMenu>
+#include <QUuid>
 #include "OffscreenUi.h"
 
+
+
+// Binds together a Qt Action or Menu with the QML Menu or MenuItem
+//
+// TODO On reflection, it may be pointless to use the UUID.  Perhaps
+// simply creating the bidirectional link pointing to both the widget
+// and qml object and inject the pointer into both objects
+class MenuUserData : public QObject {
+    Q_OBJECT
+public:
+    MenuUserData(QAction* action, QObject* qmlObject, QObject* qmlParent);
+    ~MenuUserData();
+    void updateQmlItemFromAction();
+    void clear();
+
+    const QUuid uuid{ QUuid::createUuid() };
+
+    static bool hasData(QAction* object);
+
+    static MenuUserData* forObject(QAction* object);
+
+private:
+    Q_DISABLE_COPY(MenuUserData);
+
+    static constexpr const char *USER_DATA{"user_data"};
+
+    QMetaObject::Connection _shutdownConnection;
+    QMetaObject::Connection _changedConnection;
+    QAction* _action { nullptr };
+    QObject* _qml { nullptr };
+    QObject* _qmlParent{ nullptr };
+};
+
+
+
 // FIXME break up the rendering code (VrMenu) and the code for mirroring a Widget based menu in QML
 class VrMenu : public QObject {
     Q_OBJECT
@@ -37,7 +73,6 @@ protected:
 
     friend class MenuUserData;
     friend class OffscreenUi;
-    const unsigned int _userDataId { QObject::registerUserData() };
 };
 
 #endif // hifi_VrMenu_h