stephen@Dell-DM051:~$ grep "SYSTEM" /etc/adduser.conf
# FIRST_SYSTEM_[GU]ID to LAST_SYSTEM_[GU]ID inclusive is the range for UIDs
FIRST_SYSTEM_UID=100
LAST_SYSTEM_UID=999
FIRST_SYSTEM_GID=100
LAST_SYSTEM_GID=999
stephen@Dell-DM051:~$ grep "systemd" /etc/group
systemd-journal:x:101:
systemd-network:x:102:
systemd-resolve:x:103:
systemd-coredump:x:117:
stephen@Dell-DM051:~$ groups
stephen adm dialout fax cdrom floppy tape sudo audio dip video plugdev lpadmin scanner sambashare mythtv users administrators localadmin sudo wireshark adm systemd-journal
stephen@Dell-DM051:~$ getent group systemd-journal
systemd-journal:*:1000007:stephen
stephen@Dell-DM051:~$
edit the group in LDAP to be gid:101
sudo nscd --invalidate=group
success