On Sat, Mar 20, 2010 at 08:24:24AM +1100, James Harper wrote:
> > The warning is this...
> > Error: HrESEBackupSetup failed with error 0xc8000230 - Exchange
> reports that
> > no previous full backup has been done.
> >
> > But I wanted to continue doing incremental backups.
>
> Sorry, but you can't. Exchange is fairly picky about backups and will
> get upset if it suspects things aren't quite right.
>
> Exchange differential and incremental backups are done by backing up
> transaction log files only and not the database. For this to work,
> Exchange has to be sure that the last full backup that you did + all the
> log files you have backed up will actually give you a working database,
> and in your case it won't so Exchange won't let you (not much point
> forcing it if it won't work right?). The Exchange literature clearly
> states that once you do any sort of restore, repair, hotfix, or service
> pack that you should do a full backup asap.
>
> If it's any comfort (and it probably isn't :), Bacula isn't the only
> backup tool that has given me grief with Exchange - I've recently spent
> lots of time trying to persuade Backup Exec to play nicely. What it was
> doing in the above situation is hang the entire Exchange database until
> a bunch of services are restarted. Not sure if that problem is fixed
> either.
>
> At some point I might look at having the plugin automatically upgrade
> the backup level to Full if it gets such an error, but it could be a bit
> tricky. It also probably shouldn't be the default action else it might
> upset other users...
Thanks for that explanation.
Perhaps this Exchange literature is what I really need.
Can you point me towards where I can find it?
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