[Dovecot] Data loss from removing dovecot.index* files?

[Patrick Nagel]

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Timo Sirainen wrote:
>>> It's safe, but if any IMAP clients had seen the mailbox the first time 
>>> they may become confused if the message UIDs change (which is also the 
>>> reason Dovecot starts complaining).
>>> 
>> Aren't flags only stored in dovecot.index files when there are more than
>> 26 of them (and thus can't be stored in the filename)?
> 
> Well, yes, but I'm assuming no-one has more than 26 :) Some day I'll 
> probably make Dovecot force that limit to maildir users.

Heh, it just depends on how you use your mailbox. More and more people seem to
adopt the "Google way" - not sorting mails into folders, but tagging
them (one tag = one IMAP flag), and leaving them all in one mailbox. Those
people quickly use much more than 26 flags...

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