[Dovecot] Mbox corruption - Inbox beginning with 'FFrom' or 'FrFrom'

[Erik Kratzenberg]

On 07/27/10 10:09, Stan Hoeppner wrote:
> I've only had this problem once, many months ago.  I solved it by making sure
> the user was not logged in, editing the mbox file with vi, removing the
> leading "F", and saving the file.  IIRC I then deleted the Dovecot index files
> to be on the safe side (not sure if it was necessary) and let them auto rebuild.

Yeah, we can easily fix them when they come up, but unfortunately with 
thousands of mailboxes spread across many servers we're having it occur 
pretty frequently.  A handful of mailboxes have had it happen more than 
once, but usually it's a new mailbox each time.