diff --git a/src/preferences/qml/MuseScore/Preferences/PreferencesDialog.qml b/src/preferences/qml/MuseScore/Preferences/PreferencesDialog.qml
index 7098b75d82c26..aac6ef53e3996 100644
--- a/src/preferences/qml/MuseScore/Preferences/PreferencesDialog.qml
+++ b/src/preferences/qml/MuseScore/Preferences/PreferencesDialog.qml
@@ -182,7 +182,7 @@ StyledDialogView {
                 for (var i in pages) {
                     var page = pages[i]
                     var obj = root.prv.pagesObjects[page.id]
-                    ok &= obj.apply()
+                    ok = obj && ok & obj.apply()
                 }
 
                 if (ok) {
diff --git a/src/preferences/qml/MuseScore/Preferences/PreferencesPage.qml b/src/preferences/qml/MuseScore/Preferences/PreferencesPage.qml
index 39003a9bc2e61..eb1c6930016f4 100644
--- a/src/preferences/qml/MuseScore/Preferences/PreferencesPage.qml
+++ b/src/preferences/qml/MuseScore/Preferences/PreferencesPage.qml
@@ -27,7 +27,7 @@ import Muse.UiComponents
 
 Rectangle {
     id: root
-    height: parent.height
+    height: parent ? parent.height : 0
     color: ui.theme.backgroundSecondaryColor
 
     default property alias contentData: content.data