Index: VistaFilePickerImpl.cxx
===================================================================
--- VistaFilePickerImpl.cxx	(revision 276354)
+++ VistaFilePickerImpl.cxx	(working copy)
@@ -889,8 +889,9 @@
                     hResult = iDialog->GetFileTypeIndex(&nFileType);
 		            if ( SUCCEEDED(hResult) )
                     {
+                        ::sal_Int32 nRealIndex = (nFileType-1); // COM dialog base on 1 ... filter container on 0 .-)
                         ::std::vector< COMDLG_FILTERSPEC > lFilters = lcl_buildFilterList(m_lFilters);
-		                LPCWSTR lpFilterExt = lFilters[nFileType].pszSpec;
+		                LPCWSTR lpFilterExt = lFilters[nRealIndex].pszSpec;
 
 		                lpFilterExt = wcsrchr( lpFilterExt, '.' );
 		                if ( lpFilterExt )