3 files changed, 4 insertions, 14 deletions
diff --git a/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp b/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp
index fcc08ea00d..625473964d 100644
--- a/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp
+++ b/src/plugins/platforms/android/qandroidassetsfileenginehandler.cpp
@@ -146,7 +146,7 @@ public:
             jobjectArray jFiles = static_cast<jobjectArray>(files.object());
             const jint nFiles = env->GetArrayLength(jFiles);
             for (int i = 0; i < nFiles; ++i) {
-                AssetItem item{QJNIObjectPrivate(env->GetObjectArrayElement(jFiles, i)).toString()};
+                AssetItem item{QJNIObjectPrivate::fromLocalRef(env->GetObjectArrayElement(jFiles, i)).toString()};
                 insert(std::upper_bound(begin(), end(), item, [](const auto &a, const auto &b){
                     return a.name < b.name;
                 }), item);
diff --git a/src/plugins/platforms/windows/qwindowswindow.cpp b/src/plugins/platforms/windows/qwindowswindow.cpp
index ea91e3bb2d..496b18ba1a 100644
--- a/src/plugins/platforms/windows/qwindowswindow.cpp
+++ b/src/plugins/platforms/windows/qwindowswindow.cpp
@@ -1935,12 +1935,13 @@ void QWindowsWindow::checkForScreenChanged(ScreenChangeMode mode)
     if (newScreen == nullptr || newScreen == currentScreen)
         return;
     // For screens with different DPI: postpone until WM_DPICHANGE
-    if (mode == FromGeometryChange
+    // Check on currentScreen as it can be 0 when resuming a session (QTBUG-80436).
+    if (mode == FromGeometryChange && currentScreen != nullptr
         && !equalDpi(currentScreen->logicalDpi(), newScreen->logicalDpi())) {
         return;
     }
     qCDebug(lcQpaWindows).noquote().nospace() << __FUNCTION__
-        << ' ' << window() << " \"" << currentScreen->name()
+        << ' ' << window() << " \"" << (currentScreen ? currentScreen->name() : QString())
         << "\"->\"" << newScreen->name() << '"';
     if (mode == FromGeometryChange)
         setFlag(SynchronousGeometryChangeEvent);
diff --git a/src/plugins/platforms/xcb/qxcbscreen.cpp b/src/plugins/platforms/xcb/qxcbscreen.cpp
index 44d0bb3f55..e937464c62 100644
--- a/src/plugins/platforms/xcb/qxcbscreen.cpp
+++ b/src/plugins/platforms/xcb/qxcbscreen.cpp
@@ -41,7 +41,6 @@
 #include "qxcbwindow.h"
 #include "qxcbcursor.h"
 #include "qxcbimage.h"
-#include "qxcbintegration.h"
 #include "qnamespace.h"
 #include "qxcbxsettings.h"
 
@@ -50,7 +49,6 @@
 #include <QDebug>
 #include <QtAlgorithms>
 
-#include <qpa/qplatformservices.h>
 #include <qpa/qwindowsysteminterface.h>
 #include <private/qmath_p.h>
 #include <QtGui/private/qhighdpiscaling_p.h>
@@ -368,15 +366,6 @@ static QFontEngine::SubpixelAntialiasingType parseXftRgba(const QByteArray& stri
 
 void QXcbVirtualDesktop::readXResources()
 {
-    const QPlatformServices *services = QXcbIntegration::instance()->services();
-    bool useXftConf = false;
-    if (services) {
-        const QList<QByteArray> desktopEnv = services->desktopEnvironment().split(':');
-        useXftConf = desktopEnv.contains("GNOME") || desktopEnv.contains("UNITY") || desktopEnv.contains("XFCE");
-    }
-    if (!useXftConf)
-        return;
-
     int offset = 0;
     QByteArray resources;
     while (true) {