diff -r 41300fa6a67c -r 2f34d5167611 src/opengl/qglpixelbuffer_x11.cpp
--- a/src/opengl/qglpixelbuffer_x11.cpp	Tue Feb 02 00:43:10 2010 +0200
+++ b/src/opengl/qglpixelbuffer_x11.cpp	Fri Apr 16 15:50:13 2010 +0300
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
 **
@@ -181,7 +181,11 @@
 
     qt_format_to_attrib_list(f, attribs);
 
-    GLXFBConfig *configs = glXChooseFBConfig(X11->display, X11->defaultScreen, attribs, &num_configs);
+    int screen = X11->defaultScreen;
+    if (shareWidget)
+        screen = shareWidget->x11Info().screen();
+
+    GLXFBConfig *configs = glXChooseFBConfig(X11->display, screen, attribs, &num_configs);
     if (configs && num_configs) {
         int res;
         glXGetFBConfigAttrib(X11->display, configs[0], GLX_LEVEL, &res);