diff -r a4d6f1ea0416 -r e7aa27f58ae1 emailuis/uicomponents/src/fstreevisualizerbase.cpp
--- a/emailuis/uicomponents/src/fstreevisualizerbase.cpp	Tue Jan 26 11:45:42 2010 +0200
+++ b/emailuis/uicomponents/src/fstreevisualizerbase.cpp	Tue Feb 02 00:02:40 2010 +0200
@@ -2231,8 +2231,8 @@
     MFsTreeNodeVisualizer* nodeVisualizer =
             iTreeData->NodeVisualizer(aNodeId);
     TRect rc;
-    TUint index = iWorld.GetItemRect(aNodeId, rc);
-    if (!nodeVisualizer->IsExpanded())
+    TInt index = iWorld.GetItemRect(aNodeId, rc);
+    if (!nodeVisualizer->IsExpanded() && index != KErrNotFound )
         {
         nodeVisualizer->SetExpanded(ETrue, &iTreeData->ItemData(aNodeId));