1 files changed, 6 insertions, 1 deletions
diff --git a/src/gui/kernel/qwidget_x11.cpp b/src/gui/kernel/qwidget_x11.cpp
index 7461637..0bc9cbc 100644
--- a/src/gui/kernel/qwidget_x11.cpp
+++ b/src/gui/kernel/qwidget_x11.cpp
@@ -527,8 +527,13 @@ void QWidgetPrivate::create_sys(WId window, bool initializeWindow, bool destroyO
         QX11InfoData *xd = &X11->screens[qt_x11_create_desktop_on_screen];
         xinfo.setX11Data(xd);
     } else if (parentXinfo && (parentXinfo->screen() != xinfo.screen()
-                               || parentXinfo->visual() != xinfo.visual()))
+                               || (parentXinfo->visual() != xinfo.visual()
+                                   && !q->inherits("QGLWidget"))))
     {
+        // QGLWidgets have to be excluded here as they have a
+        // specially crafted QX11Info structure which can't be swapped
+        // out with the parent widgets QX11Info. The parent visual,
+        // for instance, might not even be GL capable.
         xinfo = *parentXinfo;
     }