[Dovecot] error bad file number with compressed mbox files

[Jürgen Obermann]

> On Mon, 2012-01-02 at 15:33 +0100, Jürgen Obermann wrote:
>
>> can dsync convert from compressed mbox to compressed mdbox format?
>>
>> When I use compressed mbox files, either with gzip or with bzip2, I can
>> read the mails as usual, but I find the following errors in dovecots log
>> file:
>>
>> imap(userxy): Error: nfs_flush_fcntl:
>> fcntl(/home/hrz/userxy/Mail/mymbox.gz, F_RDLCK) failed: Bad file number
>> imap(userxy): Error: nfs_flush_fcntl:
>> fcntl(/home/hrz/userxy/Mail/mymbox.bz2, F_RDLCK) failed: Bad file number
>
> This happens because of mail_nfs_* settings. You can either ignore those
> errors, or disable the settings. Those settings are useful only if you
> attempt to access the same mailbox from multiple servers at the same
> time, which is randomly going to fail even with those settings, so they
> aren't hugely useful.
>
>
>

After removing the mail_nfs_* settings this problem went away.
Thank you, Timo.

Greetings,
Jürgen