Index: trunk/src/@xmltree/xmltree.m
===================================================================
--- trunk/src/@xmltree/xmltree.m	(revision 1095)
+++ trunk/src/@xmltree/xmltree.m	(revision 1189)
@@ -37,5 +37,5 @@
         elseif ischar(varargin{1})
             % Input argument is an XML string
-            if (~exist(varargin{1},'file') && ...
+            if (exist(varargin{1},'file')~=2 && ...
                     ~isempty(xml_findstr(varargin{1},'<',1,1)))
                 tree.tree = xml_parser(varargin{1});