Looks like I was wrong re: the 'sudo -g' Thought I'd done that somewhere else? Need to check. Thanks for letting me know. -Dave On 04/01/2018 11:12 AM, Pavel Vlček wrote: > Thanks for your help with panel, it works now perfectly. When I run > sudo -g gparted, I get message about invalid group gparted, but I try > to use sudo -H to get more help.