Go to Start, run, then type "regedit"

Navigate to HKEY_CURRENT_USER\Software\microsoft\MSNMessenger\Policies

Delete the key "contacts.msn.com"

Then just restart Messenger. That should do the trick.

Scøtt
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xfile wrote:[color=blue]
> Hi,
>
> My two cents, try this newsgroup as well:
> microsoft.public.windows.live.messenger
>
> PS: Cross post this to the live messenger newsgroup.
>
> "David McGown" <dmcgown(nospam)@apriso.com> wrote in message
> news:9DF2DE6F-2644-43A0-BCEC-C6421ED2DDE1@microsoft.com...[color=green]
>> I've installed Vista (Build 6000) and Windows Live Messenger (Build
>> 8.0.0812) and cannot get Messenger to sign in. It gives the same error
>> every time - 81000306. This is a fresh & clean Vista install and the local
>> firewall is disabled but there is a firewall on our router. Since all of
>> our XP SP2 users have no problem with the same version of Messenger, I am
>> guessing that there is something different about the way Vista works with
>> our router. My IT guy is reluctant to change anything at this stage unless
>> I can make specific requests about what needs to change.
>>
>> Any ideas what to change that might fix this? Is this a known
>> incompatibility with Vista and Messenger?
>>
>> Thanks.[/color]
>
>[/color]