Please login openvz node via ssh
stop vps or vm
vzctl stop 101
where 101 id you can find VPS VMID from Solusvm Panel
then
vzctl set 101 --quotaugidlimit 10000 --save where 101 your VMID
and then start vm
vzctl start 101 where 101 your VMID
In Cpanel run
/scripts/fixquotas
Thanks