SQUAT failed to open index file

[Sweethome.co.il Webmaster]

Hi,

I'm getting this error in the imapd.log when trying to access a mailbox
from IMP 3.1

Apr 28 11:05:13 mail01 imapd[10841]: SQUAT failed to open index file
Apr 28 11:05:13 mail01 imapd[10841]: SQUAT failed

any ideas about a solution?

        tnx,
                Justin Grindea
                [EMAIL PROTECTED]