Re: System I/O error when manipulating mailbox

Hello,

did you check the ownership and permissions on those manually restored 
and created files/folders? Shoudl be chown cyrus:mail; chmod 600/700

-- 
Best Regards
         Vladislav Kurz


Dne 17. 10. 23 v 14:23 Adam Weremczuk napsal(a):
> Hi all,
> 
> Using Thunderbird 115.3.1 on Ubuntu 20 I accidentally moved a shared
> "support" mailbox folder to my personal inbox.
> 
> As a result it became inaccessible to everyone else. The folder is
> pretty big and contains over 200k messages going back 15 years or so.
> 
> Since I couldn't find a way to move it back to the parent folder I
> deleted it in Thunderbird and restored the folder from backups with no
> success. I.e. I have the data but Cyrus doesn't recognise it.
> 
> Next I tried creating an empty folder with the same name so at least new
> messages could come in.
> 
> Now when I try to open this empty folder I get:
> 
> Oct 17 12:58:25 mailserver cyrus/imaps[6478]: IOERROR: opening index
> support: System I/O error
> Oct 17 12:58:25 mailserver cyrus/ctl_cyrusdb[12131]: checkpointing cyrus
> databases
> Oct 17 12:58:25 mailserver cyrus/ctl_cyrusdb[12131]: done checkpointing
> cyrus databases
> Oct 17 12:58:25 mailserver cyrus/imaps[12084]: starttls: TLSv1.2 with
> cipher DHE-RSA-AES256-SHA (256/256 bits new) no authentication
> Oct 17 12:58:25 mailserver cyrus/imaps[6478]: IOERROR: opening index
> support: System I/O error
> 
> I also get different errors with cyradm tools when trying to delete this
> empty folder:
> 
> localhost.localdomain> dm support
> deletemailbox: Permission denied
> 
> localhost.localdomain> setaclmailbox support root x
> setaclmailbox: root: x: System I/O error
> 
> How do I recover from this situation?
> 
> How about restoring a mailbox folder to a different name?
> 
> My Cyrus version 2.4.16 on Debian.
> 
> Regards,
> Adam
> 



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