diff --git a/src/basketlistview.cpp b/src/basketlistview.cpp
--- a/src/basketlistview.cpp
+++ b/src/basketlistview.cpp
@@ -505,18 +505,13 @@
     if (drawRoundRect) {
         QPixmap roundRectBmp;
         QColor background = basket->backgroundColor();
-        int textWidth = m_basketTree->fontMetrics().width(basketInTree->text(/*column=*/0));
+        int textWidth = m_basketTree->fontMetrics().horizontalAdvance(basketInTree->text(/*column=*/0));
         int iconTextMargin = m_basketTree->style()->pixelMetric(QStyle::PM_FocusFrameHMargin); ///< Space between icon and text
 
         // Don't forget to update the key computation if parameters
         // affecting the rendering logic change
         QString key = QString("BLIRR::%1.%2.%3.%4").arg(option.rect.width()).arg(option.rect.size().height()).arg(textWidth).arg(background.rgb());
-
-        if (QPixmap *cached = QPixmapCache::find(key)) {
-            // Qt's documentation recommends copying the pointer
-            // into a QPixmap immediately
-            roundRectBmp = *cached;
-        } else {
+        if (!QPixmapCache::find(key, &roundRectBmp)) {
             // Draw first time
 
             roundRectBmp = QPixmap(option.rect.size());
@@ -562,8 +557,9 @@
 QPixmap FoundCountIcon::circledTextPixmap(const QString &text, int height, const QFont &font, const QColor &color) const
 {
     QString key = QString("BLI-%1.%2.%3.%4").arg(text).arg(height).arg(font.toString()).arg(color.rgb());
-    if (QPixmap *cached = QPixmapCache::find(key)) {
-        return *cached;
+    QPixmap cached;
+    if (QPixmapCache::find(key, &cached)) {
+        return cached;
     }
 
     // Compute the sizes of the image components:
@@ -597,7 +593,7 @@
     QImage resultImage = background.toImage();
 
     // resultImage.setAlphaBuffer(true);
-    resultImage.convertToFormat(QImage::Format_ARGB32);
+    //resultImage.convertToFormat(QImage::Format_ARGB32);
 
     // Scale down the image smoothly to get anti-aliasing:
     QPixmap pmScaled = QPixmap::fromImage(resultImage.scaled(width, height, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
diff --git a/src/crashhandler.cpp b/src/crashhandler.cpp
--- a/src/crashhandler.cpp
+++ b/src/crashhandler.cpp
@@ -129,7 +129,7 @@
         bt.remove("(no debugging symbols found)...");
         bt.remove("(no debugging symbols found)\n");
         bt.replace(QRegExp("\n{2,}"), "\n"); // clean up multiple \n characters
-        bt.trimmed();
+        bt = bt.trimmed();
 
         /// analyze usefulness
         bool useful = true;
diff --git a/src/variouswidgets.cpp b/src/variouswidgets.cpp
--- a/src/variouswidgets.cpp
+++ b/src/variouswidgets.cpp
@@ -221,12 +221,13 @@
 
     QListWidget *iconView = new UndraggableKIconView(page);
 
-    m_size16 = new QListWidgetItem(DesktopIcon(icon, 16), i18n("16 by 16 pixels"), iconView);
-    m_size22 = new QListWidgetItem(DesktopIcon(icon, 22), i18n("22 by 22 pixels"), iconView);
-    m_size32 = new QListWidgetItem(DesktopIcon(icon, 32), i18n("32 by 32 pixels"), iconView);
-    m_size48 = new QListWidgetItem(DesktopIcon(icon, 48), i18n("48 by 48 pixels"), iconView);
-    m_size64 = new QListWidgetItem(DesktopIcon(icon, 64), i18n("64 by 64 pixels"), iconView);
-    m_size128 = new QListWidgetItem(DesktopIcon(icon, 128), i18n("128 by 128 pixels"), iconView);
+    QIcon desktopIcon = QIcon::fromTheme(icon);
+    m_size16 = new QListWidgetItem(desktopIcon.pixmap(QSize(16, 16)), i18n("16 by 16 pixels"), iconView);
+    m_size22 = new QListWidgetItem(desktopIcon.pixmap(QSize(22, 2)), i18n("22 by 22 pixels"), iconView);
+    m_size32 = new QListWidgetItem(desktopIcon.pixmap(QSize(32, 32)), i18n("32 by 32 pixels"), iconView);
+    m_size48 = new QListWidgetItem(desktopIcon.pixmap(QSize(48, 48)), i18n("48 by 48 pixels"), iconView);
+    m_size64 = new QListWidgetItem(desktopIcon.pixmap(QSize(64, 64)), i18n("64 by 64 pixels"), iconView);
+    m_size128 = new QListWidgetItem(desktopIcon.pixmap(QSize(128, 128)), i18n("128 by 128 pixels"), iconView);
     iconView->setIconSize(QSize(128, 128));
     iconView->setMinimumSize(QSize(128 * 6 + (6 + 2) * iconView->spacing() + 20, m_size128->sizeHint().height() + 2 * iconView->spacing() + 20));
     topLayout->addWidget(iconView);