try to secure ur site and see.
in the client browser, >>tools>>options>>security>>truested sites>> sites>>
and add ur site there..
CMA
"Juan" <juan_magana@hotmail.com> wrote in message
news:c0cu0c$15lj4l$1@ID-190641.news.uni-berlin.de...
> Hi everyone,
>
> we have several applications that make intensive use of the TreeView
> control. When we try to access those applications from the internal
network,
> everything work like a charm. We also have published those apps so our
> potential clients can see and test them from an external IP address. And
> here comes the bug: whenever you try and open a page with a TreeView
control
> in it, we get the infamous error:
>
> "There is invalid data at the root level. Line 1, position 1.
> Description: An unhandled exception occurred during the execution of the
> current web request. Please review the stack trace for more information
> about the error and where it originated in the code.
>
> Exception Details: System.Xml.XmlException: There is invalid data at the
> root level. Line 1, position 1."
>
> I have read searching the web that this is normally caused when the
TreeView
> control tries to access the XML file that is used to build the tree.
> However, in our apps (and I believe is the most popular option) the XML is
> built dinamically from data obtained from a SQL database. We also have all
> the IIS authentication settings set to "None".
>
> Any ideas??? For me, the most chocking thing is that it works when called
> from internal IPs, and not from extenal IPs.
>
> Thanks, from Spain
>
>