lib-index: Try to keep writing to latest mailbox log. Fixes a problem where a long running session keeps writing to a rotate log that has already been deleted.
lib-index: Try to keep writing to latest mailbox log.
Fixes a problem where a long running session keeps writing to a rotate log
that has already been deleted.

LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot