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XML Page Cannot Be Displayed
http://www.vistaarticles.com/articles/112/1/XML-Page-Cannot-Be-Displayed
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Published on 11/23/2006
 
When you attempt to open an Extensible Markup Language (XML) document attached to an e-mail message, you may receive the following error message in a Microsoft Internet Explorer browser window: The XML page cannot be displayed.

XML Page Cannot Be Displayed
1. Start Outlook or Outlook Express, and then open the message that contains the .xml file attachment that you want to open.
2. Right-click the attachment, and then click Save As.
3. In the Save Attachment dialog box, specify a name and a location in which to save the file, and then click Save. 
4. Close the message window.
5. Start Windows Explorer, and then locate the .xml file that you saved in step 3.
6. Double-click the file to open it.