hyc(a)symas.com wrote: Even if I follow your argument this message does not look like the server was deliberately halted: slapd: result.c:83: sock_read_and_send_results: Assertion `si->si_ops != 0' failed. ./start-slapd.sh: line 21: 30179 Aborted (core dumped) ${OPENLDAP_EXEC} -d stats,shell -h "ldap://0.0.0.0:9876 ${LDAPI_URI}" -n slapd-sock-test -f slapd.conf Also the args and PID files are not cleaned up. I guess database environment(s) of other backend(s) is/are also not closed in a controlled manner. So at least it should properly log a message and shutdown cleanly. Ciao, Michael.