why? ldap_add: Undefined attribute type

[Jaume Teixi <teixi@6tems.com>]

hello,
   
i'm on debian with slapd 2.0.11
after sucessfully added my domain tree and admins file but I cannot succes adding users to the ldap tree with ldapadd I'm getting this:

----------
ldapadd -x -h localhost -p 389 -D "cn=root,dc=turistic,dc=net" -w secret -f turistic_net_persons.ldif
adding new entry "uid=Jaume.Teixi, ou=Administrators, o=Girona, dc=turistic, dc=net"
ldap_add: Undefined attribute type
        additional info: maildrop: 
                                   °   D
ldif_record() = 17
----------

on slapd.conf I've setup:
----------
include         /etc/ldap/turistic/turistic_net_at.conf
include         /etc/ldap/turistic/turistic_net_oc.conf

schemacheck     on

database        ldbm
suffix          "dc=turistic, dc=net"
directory       "/var/lib/ldap"
defaultaccess   none

...

access to attribute=userPassword
        by dn="cn=admin,o=Administrators,dc=turistic,dc=net" write
        by dn="cn=imap,o=Administrators,dc=turistic,dc=net" read
        by self write
        by * none

access to attribute=maildrop
        by dn="cn=admin,o=Administrators, dc=turistic,dc=net" write
        by dn="cn=mail,o=Administrators, dc=turistic,dc=net" read
        by dn="cn=imap,o=Administrators, dc=turistic,dc=net" read
        by * none

access to attribute=*
        by dn="cn=admin,o=Administrators,dc=turistic,dc=net" write
        by * read
----------

I've the following files:

#cat /etc/ldap/turistic/turistic_net_at.conf
attribute   allowedServices ces
attribute   maildrop        ces 

# cat /etc/ldap/turistic/turistic_net_oc.conf
objectclass personTuristic
        requires
                objectclass,
                cn,
                uid,
                mail,
                maildrop,
                userPassword
        allows
                allowedServices

# cat /etc/ldap/turistic/turistic_net_tree.ldif 
dn: dc=turistic, dc=net
objectclass: dcobject
dc: turistic

dn: o=Administrators, dc=turistic, dc=net
objectclass: organization
o: Administrators

dn: o=Girona, dc=turistic, dc=net
objectclass: organization
o: Girona

dn: ou=Peoples, o=Girona, dc=turistic, dc=net
objectclass: organizationalUnit
ou: Peoples

dn: ou=Administrators, o=Girona, dc=turistic, dc=net
objectclass: organizationalUnit
ou: Administrators

and the file I'm tring to add:
# cat /etc/ldap/turistic/turistic_net_persons.ldif
dn: uid=Jaume.Teixi, ou=Administrators, o=Girona, dc=turistic, dc=net
objectclass: personTuristic
uid: Jaume.Teixi
cn: Jaume Teixi
maildrop: /var/mail/Jaume.Teixi/
userPassword: mysecret
mail: teixi@girona.turistic.net
mail: Jaume.Teixi@girona.turistic.net


what I'm missing?¿

best from barcelona,

jaume teixi.