op->o_req_dn = op->o_req_ndn;
op->o_bd = select_backend( &op->o_req_ndn, 0 );
+ if ( op->o_bd == NULL ) {
+ send_ldap_error( op, rs, LDAP_NO_SUCH_OBJECT,
+ "no global superior knowledge" );
+ }
rs->sr_err = backend_check_restrictions( op, rs,
(struct berval *)&pcache_exop_QUERY_DELETE );
if ( rs->sr_err != LDAP_SUCCESS ) {