--- a/src/gui/styles/qgtkstyle_p.cpp	2009-12-03 11:04:00.000000000 +0100
+++ a/src/gui/styles/qgtkstyle_p.cpp	2009-12-03 11:04:38.000000000 +0100
@@ -489,7 +489,7 @@
     if (!gtkWidgetMap()->contains(QLS("GtkWindow")) && themeName.isEmpty()) {
         themeName = getThemeName();
 
-        if (themeName.isEmpty()) {
+        if (false && themeName.isEmpty()) {
             qWarning("QGtkStyle was unable to detect the current GTK+ theme.");
             return;
         } else if (themeName == QLS("Qt") || themeName == QLS("Qt4")) {