Paul
Sometimes scanning of the emails with an Anti Virus or a Security program can have
this issue. Try and disable the email scanning.
--
Peter
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"Paul Pincente" <(E-Mail Removed)> wrote in message
news

BB1FA23-0E67-46DA-9E5A-(E-Mail Removed)...
> Hello,
>
> We are experiencing a strange problem with three Win7 clients on a SBS 2008
> network.
>
> Whenever outlook is launched, the user is asked for their user name and
> password, similar to when a remote user connects from outside the network
> using RPC over HTTP.
>
> No matter how many times the user name/password are entered, the prompt
> continues to appear. Only after cancelling the prompt can the user get into
> Outlook and use the program - Outlook reports that exchange is connected,
> mail works as expected.
>
> However, the prompt continues to appear.
>
> This happens whether the user is on the local network, or working remotely.
>
> We have tried removing the profile, repairing the installation, and the
> problem still persists.
>
> This problem does not occur on Win XP clients with Outlook 2003.
>
> Can anyone suggest a possible starting point to resolve this issue? It is
> becoming quite a nuisance.
>
> Thanks,
>
> Paul