[Dovecot] dovecot:mail storage creation failed with mail location:mbox:/HOME_DIRECTORY_USED_BUT_NOT_GIVEN_USERDB/mail:INBOX=/var/spool/mail/test1 at poste.tn

[wafa hjiri]

Hello
I am working in a project and during my work an error has appeared in the use of the dovecot e mail server
Squirrelmail an error occured:ERROR:Connection dropped by IMAP server
and in the log mail we find:
mail
storage creation failed with mail
location:mbox:/HOME_DIRECTORY_USED_BUT_NOT_GIVEN_USERDB/mail:INBOX=/var/spool/mail/test1 at poste.tn
child 5757(imap) returned error 89
can you give me a help
i am waiting your response impatiently
thanks