I've got the same problem (I mistakenly reported a duplicate #424714)
I'm guessing it won't shine much light on the situation, but here's what I got:
berke...@be-just:~$ sudo nautilus
Initializing nautilus-open-terminal extension
Initializing nautilus-gdu extension
Sense key: 0x70 0x00 0x02 0x00 0
*** This bug is a duplicate of bug 420841 ***
https://bugs.launchpad.net/bugs/420841
** This bug has been marked a duplicate of bug 420841
karmic nautilus fails to run as root
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Nautilus segfaults on start when run as root
https://bugs.launchpad.net/bugs/424714
You received this bug noti
*** This bug is a duplicate of bug 420841 ***
https://bugs.launchpad.net/bugs/420841
Ah yes. I did search for duplicates but didn't see any. I'll add my
incident to that thread...
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Nautilus segfaults on start when run as root
https://bugs.launchpad.net/bugs/424714
You received this bug n
** Attachment added: "syslog"
http://launchpadlibrarian.net/31357320/syslog
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Nautilus segfaults on start when run as root
https://bugs.launchpad.net/bugs/424714
You received this bug notification because you are a member of Ubuntu
Desktop Bugs, which is subscribed to nautilus in ubuntu.
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Public bug reported:
Binary package hint: nautilus
>From gnome-terminal, running nautilus works fine, but when I tried to
open a nautilus window as root user I got:
berke...@be-just:~$ sudo nautilus
Initializing nautilus-open-terminal extension
Initializing nautilus-gdu extension
Sense key: 0x70