IRC command /users causes ircd to crash

Issuing the "/users" command during a Synchronet IRC session causes ircd to crash with the same effect/errors as Nelgin's #402 (closed) issue.

Aug 17 18:41:33 lr08 jsexec[938184]: SynchronetIRCd-1.10 started.

Aug 17 18:41:33 lr08 jsexec[938184]: Trying to read configuration from: /sbbs/ctrl/ircd.conf

Aug 17 18:41:33 lr08 jsexec[938184]: 0013 !ERROR 98 binding IRCd socket to port 6667: Address already in use

Aug 17 18:41:33 lr08 jsexec[938184]: !Error Error: Unable to add host to socket set creating listening socket on port 6667

Aug 17 18:41:33 lr08 jsexec[938184]: !Module (/sbbs/exec/ircd.js) set exit_code: 1

Aug 17 18:41:33 lr08 jsexec[938184]: #012Re-running: /sbbs/exec/ircd.js