pion@pioncell:~$ id
uid=1000(pion) gid=1000(pion) groups=1000(pion),4(adm),24(cdrom),27(sudo),30(dip),46(plugdev),109(lpadmin),121(sambashare)
pion@pioncell:~$ less /ect/group
/ect/group: No such file or directory
pion@pioncell:~$ sudo adduser pion vboxusers
[sudo] password for pion:
Adding user `pion' to group `vboxusers' ...
Adding user pion to group vboxusers
Done.
pion@pioncell:~$