Whats a locker entry ? Apr 15 04:16:01 slapd[14133]: bdb(dc=tcd,dc=ie): Lock table is out of available locker entries Apr 15 04:16:01 slapd[14133]: bdb_db_open: db_open(/usr/local/openldap/var/openldap-data) failed: Cannot allocate memory (12)