Hi all,
Since friday afternoon, the blackberry desktop redirector (connected to Exchange 2k3) is no longer sending mail to my blackberry, I just get all the email returned:

>From: System Administrator
>Sent: 04 April 2005 11:12
>To:
>Subject: Undeliverable:RIM_bca28a80-e9c0-11d1-87fe-00600811c6a2
>
>Your message did not reach some or all of the intended recipients.
>
> Subject: RIM_bca28a80-e9c0-11d1-87fe-00600811c6a2
> Sent: 04/04/2005 11:03
>
>The following recipient(s) could not be reached:
>
> on 04/04/2005 11:11
> The format of the e-mail address is incorrect. Check the address, look up the recipient in the Address Book, or contact the recipient directly to find out the correct address.
> < mhs01lhr.blackberry.net #5.1.3 SMTP; 553 We do not relay non-local mail, sorry.>


There have been no changes made to the mail architecture, and this is baffling me. Anyone got any ideas?