From: Jason Bourne on
Jason Bourne wrote:
> Barry Margolin wrote:
>> In article <hkuocs$hi8$2(a)news.albasani.net>, Jason Bourne <jg(a)spy.net>
>> wrote:
>>
>>> TaliesinSoft wrote:
>>>> On 2010-02-10 09:59:19 -0600, Jason Bourne said:
>>>>
>>>>> Using Mail 4.2 on SL 10.6.2.
>>>>>
>>>>> I mistakenly copied several thousand mail messages from one mailbox
>>>>> into another mailbox that already contained most of them.
>>>>>
>>>>> Short of manually deleting the dupes, is there a way to find/delete
>>>>> them?
>>>> If your server is IMAP you could restore Mail from your backup and
>>>> then re-read any now unread messages from the server.
>>>>
>>> Thanks but this folder contains historical emails going back 12 years
>>> so most all are long gone from the server.
>>
>> Mail Scripts has a "Remove Duplicates" script.
>>
>> http://www.versiontracker.com/dyn/moreinfo/macosx/16217
>>
>
> Oh yeah, that's working great. It's been cranking for several hours now,
> is about two-thirds of the way through the mailbox and has pulled out
> nearly 3 thousand emails!


All finished now and it did find most of them-- but it missed a bunch too...
From: Doc O'Leary on
In article <hkvj4u$t34$2(a)news.albasani.net>, Jason Bourne <jg(a)spy.net>
wrote:

> Jason Bourne wrote:
> > Barry Margolin wrote:
> >> In article <hkuocs$hi8$2(a)news.albasani.net>, Jason Bourne <jg(a)spy.net>
> >> wrote:
> >>
> >>> TaliesinSoft wrote:
> >>>> On 2010-02-10 09:59:19 -0600, Jason Bourne said:
> >>>>
> >>>>> Using Mail 4.2 on SL 10.6.2.
> >>>>>
> >>>>> I mistakenly copied several thousand mail messages from one mailbox
> >>>>> into another mailbox that already contained most of them.
> >>>>>
> >>>>> Short of manually deleting the dupes, is there a way to find/delete
> >>>>> them?
> >>>> If your server is IMAP you could restore Mail from your backup and
> >>>> then re-read any now unread messages from the server.
> >>>>
> >>> Thanks but this folder contains historical emails going back 12 years
> >>> so most all are long gone from the server.
> >>
> >> Mail Scripts has a "Remove Duplicates" script.
> >>
> >> http://www.versiontracker.com/dyn/moreinfo/macosx/16217
> >>
> >
> > Oh yeah, that's working great. It's been cranking for several hours now,
> > is about two-thirds of the way through the mailbox and has pulled out
> > nearly 3 thousand emails!
>
>
> All finished now and it did find most of them-- but it missed a bunch too...

Maybe I'm missing something, but couldn't you just go in to
~/Library/Mail to the mailbox in question (or just do a search) and
trash all the message files that were created at the particular time you
did the accidental duplication?

--
My personal UDP list: 127.0.0.1, localhost, googlegroups.com, ono.com,
and probably your server, too.