Bug#633652: X-windows programs don't work anymore for root

[jidanni@jidanni.org]

>>>>> "TJL" == Timo Juhani Lindfors <timo.lindfors@iki.fi> writes:
TJL> jidanni@jidanni.org writes:
>> Yes xclock works.

TJL> Ok. You really need to describe what sort of setup you are using before
TJL> it is possible to guess what could be wrong. Are you starting dbus
TJL> session bus at all?

I think so. I see its name here:
# pstree -A
init-+-acpid
     |-atd
     |-bash---xterm---su---bash---pstree
     |-console-kit-dae---64*[{console-kit-da}]
     |-cron
     |-2*[dbus-daemon]
     |-dbus-launch
     |-dictd
     |-exim4
     |-getmail---sleep
     |-getty
     |-login---bash
     |-nodm---strace---nodm.real-+-Xorg
     |                           `-nodm.real---ck-launch-sessi-+-bash---icewm-session-+-icewm
     |                                                         |                      |-icewmbg
     |                                                         |                      `-icewmtray
     |                                                         `-ssh-agent
     |-ntpd
     |-pdnsd---3*[{pdnsd}]
     |-pppd
     |-rsyslogd---3*[{rsyslogd}]
     |-scim-helper-man
     |-scim-launcher
     |-scim-panel-gtk---{scim-panel-gtk}
     |-smartd
     |-udevd---2*[udevd]
     |-wwwoffled
     |-xterm---bash---emacs-+-aspell
     |                      `-2*[{emacs}]
     `-z50apt-get---sleep

This bug started happening this month. And on all my computers.