"Updating:failed" message started appearing a couple of weeks ago

Hi,

As far as i know nothing has changed, but a couple of weeks ago i starting getting the updating failed message.

I tried upgrading to Endpoint 10 but i am still getting the same message.

here is the last extract of the update log, and for comparison the last time it updated successfully

Time: 14/12/2011 16:00:09Message: AutoUpdate finishedModule: ALUpdateProcess ID: 660Thread ID: 3484
Time: 14/12/2011 16:00:08Message: Downloading phase completedModule: ALUpdateProcess ID: 660Thread ID: 3484
Time: 14/12/2011 16:00:08Message: ERROR:   Could not find a source for updated packagesModule: ALUpdateProcess ID: 660Thread ID: 3484
Time: 14/12/2011 16:00:07Message: ERROR:   Download of Sophos AutoUpdate failed from server SophosModule: SDDSUpdateProcess ID: 660Thread ID: 3484
Time: 14/12/2011 16:00:07Message: Downloading product Sophos AutoUpdate from server SophosModule: SDDSUpdateProcess ID: 660Thread ID: 3484
Time: 14/12/2011 16:00:06Message: ERROR:   Download of Sophos Client Firewall failed from server SophosModule: SDDSUpdateProcess ID: 660Thread ID: 3484
Time: 14/12/2011 16:00:05Message: Downloading product Sophos Client Firewall from server SophosModule: SDDSUpdateProcess ID: 660Thread ID: 3484
Time: 14/12/2011 16:00:04Message: ERROR:   Download of SAVXP failed from server SophosModule: SDDSUpdateProcess ID: 660Thread ID: 3484
Time: 14/12/2011 16:00:04Message: Downloading product SAVXP from server SophosModule: SDDSUpdateProcess ID: 660Thread ID: 3484
Time: 14/12/2011 16:00:02Message: ***************          Sophos AutoUpdate started          ***************Module: ALUpdateProcess ID: 660Thread ID: 3484

Last succesfull update:

Time: 20/11/2011 20:59:31Message: AutoUpdate finishedModule: ALUpdateProcess ID: 2520Thread ID: 3784
Time: 20/11/2011 20:59:30Message: Installation of Sophos AutoUpdate skippedModule: ALUpdateProcess ID: 2520Thread ID: 3784
Time: 20/11/2011 20:59:30Message: Installation of SAVXP skippedModule: ALUpdateProcess ID: 2520Thread ID: 3784
Time: 20/11/2011 20:59:30Message: Downloading phase completedModule: ALUpdateProcess ID: 2520Thread ID: 3784
Time: 20/11/2011 20:59:29Message: Product cache update from primary server successfully finishedModule: SDDSUpdateProcess ID: 2520Thread ID: 3784
Time: 20/11/2011 20:59:25Message: Downloading product Sophos AutoUpdate from server SophosModule: SDDSUpdateProcess ID: 2520Thread ID: 3784
Time: 20/11/2011 20:59:24Message: Product cache update from primary server successfully finishedModule: SDDSUpdateProcess ID: 2520Thread ID: 3784
Time: 20/11/2011 20:59:12Message: Downloading product SAVXP from server SophosModule: SDDSUpdateProcess ID: 2520Thread ID: 3784
Time: 20/11/2011 20:59:11Message: ***************          Sophos AutoUpdate started          ***************Module: ALUpdateProcess ID: 2520Thread ID: 3784

Any ideas?

Neil