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Bug
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    Resolution: Done
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  Not Evaluated                     
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    4.6.0
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    None
 
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        eb94abb952114e826e02ba4562d9048e77f46644
 
QX11PixmapData::transformed does not initialize the new QX11PixmapData object with a serial number.
— a/src/gui/image/qpixmap_x11.cpp
+++ b/src/gui/image/qpixmap_x11.cpp
@@ -1932,6 +1932,8 @@ QPixmap QX11PixmapData::transformed(const QTransform &transform,
         x11Data->hd = (Qt::HANDLE)XCreatePixmap(X11->display,
                                                 RootWindow(X11->display, xinfo.screen()),
                                                 w, h, d);
+        x11Data->setSerialNumber(++qt_pixmap_serial);
+
 #ifndef QT_NO_XRENDER
         if (X11->use_xrender) {
             XRenderPictFormat *format = x11Data->d == 32