<blockquote style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;" class="gmail_quote">...I just tipe "su -" and then pirut, gconf-editor, gnome-terminall... every wndow program writes same mistake... also is with tipping "su" </blockquote> On forum some guy had indentical problem and here is what he wrote: <blockquote style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;" class="gmail_quote"> If i remember correctly, i noticed that i hadn't a .xAuthority for my user. Somehow, that mutated the problem, and i found the solution...But i don't remember, sorry. </blockquote> So, how can I add .Xauthority, man xauth not helping me very much...I'll keep trying