Thanks for your help - at least now I have a few things to try.

"Gary VanderMolen" wrote:

> Norton is among the top three troublemakers for Windows Mail.
> The scenario that causes symptoms to appear in Windows Mail requires
> a complex mix of circumstances, so the timeframe involved is highly
> variable.
>
> The only way you can prove or disprove that Norton is the culprit is to
> uninstall it, followed by using their debris removal tool:
> http://service1.symantec.com/Support...05033108162039
>
> Another option is to upgrade to Windows Live Mail, which is more
> resistant to the adverse effects of aggressive antivirus products:
> http://get.live.com/wlmail/overview
>
> In any case you must disable any antivirus email scanning, for the reason
> explained here:
> http://thundercloud.net/infoave/tuto...ning/index.htm
> --
> Gary VanderMolen, MS-MVP (Mail)
>
>
> "Anna" <Anna@discussions.microsoft.com> wrote in message news:E9EB9B97-DBF3-43B1-BFAF-62F21B0B88AC@microsoft.com...
> > we have Norton 360 . Is it common for it to suddenly cause problems when it
> > has been working fine all along?
> >
> > "Gary VanderMolen" wrote:
> >
> >> Which antivirus are you running? Some of them are not very compatible with
> >> Windows Mail, and will over time cause assorted problems.
> >> As a minimum, email scanning in the antivirus must be disabled.
> >>
> >> --
> >> Gary VanderMolen, MS-MVP (Mail)
> >>
> >>
> >> "Anna" <Anna@discussions.microsoft.com> wrote in message news:C1385D5D-B347-4256-8744-A3B30CAF3C8E@microsoft.com...
> >> > I've been using Windows email for a month with no problem, until today when i
> >> > can not receive any email. It says receiving 1 of 12 messages, but then I get
> >> > the following error message: Account: 'Windows Mail', Server:
> >> > 'incoming.verizon.net', Protocol: POP3, Port: 110, Secure(SSL): No, Error
> >> > Number: 0x800CCC19
> >> >
> >> > Does anyone have any suggestions?
> >> > Thanks
> >>
>