When I try to start slapd I get this error message:
Checking configuration files for slapd:                    [WARNING]
PROXIED attributeDescription "DC" inserted.
config file testing succeeded
Starting slapd: @(#) $OpenLDAP: slapd 2.4.23 (Feb  3 2014 19:11:35) $
    mockbuild@c6b10.bsys.dev.centos.org:/builddir/build/BUILD/openldap-2.4.23/openldap-2.4.23/build-servers/servers/slapd
PROXIED attributeDescription "DC" inserted.
bdb_db_open: database "dc=cassens,dc=com": unclean shutdown detected; attempting recovery.
bdb_db_open: database "cn=accesslog": unclean shutdown detected; attempting recovery.
slapd starting
TLS: error: the certificate '/etc/pki/tls/certs/ldap.cassens.com.pem' could not be found in the database - error -12285:Unable to find the certificate or key necessary for authentication..
TLS: certificate '/etc/pki/tls/certs/ldap.cassens.com.pem' successfully loaded from PEM file.
TLS: no unlocked certificate for certificate 'CN=ldap.cassens.com,OU=Ldap Server,O=Cassens Transport Company,C=US'.
ppolicy_bind: Setting warning for password expiry for cn=replication,dc=cassens,dc=com = 0 seconds
^Cdaemon: shutdown requested and initiated.
slapd shutdown: waiting for 0 operations/tasks to finish
slapd stopped.