WWW.error doesn't work on Internet Explorer

On the browser Internet Explorer, WWW.error always return null (when the url doesn’t exist !!). And when I read the content of WWW.text, I’ve got this :

What’s wrong ?

Note : With Chrome and Firefox, this problem doesn’t occur.

two tests you can do here. First, can you get to the page “/test/sample.xml”, just by internet explorer?

Second, try putting the full URL in there and not just the “est/sample.xml”