diff -r 2b40d63a9c3d -r 90517678cc4f qtmobility/src/messaging/qmessagefolderid_maemo.cpp
--- a/qtmobility/src/messaging/qmessagefolderid_maemo.cpp	Fri Apr 16 15:51:22 2010 +0300
+++ b/qtmobility/src/messaging/qmessagefolderid_maemo.cpp	Mon May 03 13:18:40 2010 +0300
@@ -41,6 +41,8 @@
 #include "qmessagefolderid.h"
 #include "qmessagefolderid_p.h"
 
+#include <qhash.h>
+
 QTM_BEGIN_NAMESPACE
 
 QMessageFolderId::QMessageFolderId()
@@ -124,7 +126,7 @@
 
 uint qHash(const QMessageFolderId &id)
 {
-    //TODO: return qHash(id.toString());
+    return qHash(id.toString());
 }
 
 QTM_END_NAMESPACE