nautilus crashed with SIGABRT in raise()

[Leu]

Description: Ubuntu Raring Ringtail (development branch)
Release: 13.04

nautilus:
  Installiert: 1:3.6.3-0ubuntu9
  Installationskandidat: 1:3.6.3-0ubuntu9
  Versionstabelle:
 *** 1:3.6.3-0ubuntu9 0
        500 http://de.archive.ubuntu.com/ubuntu/ raring/main amd64 Packages
        100 /var/lib/dpkg/status

opened nautilus by using the terminal: sudo nautilus -> everything okay
opened properties and wanted to change the owner of /var -> nautilus crashed

sudo nautilus

(nautilus:4662): IBUS-WARNING **: The owner of /home/leu/.config/ibus/bus is not root!
Nautilus-Share-Message: Called "net usershare info" but it failed: »net usershare« gab den Fehler 255 zurück: net usershare: cannot open usershare directory /var/lib/samba/usershares. Error Datei oder Verzeichnis nicht gefunden
Please ask your system administrator to enable user sharing.

(nautilus:4662): Eel-CRITICAL **: eel_timed_wait_stop: assertion `wait != NULL' failed
**
ERROR:nautilus-properties-window.c:1836:schedule_owner_change_timeout: assertion failed: (NAUTILUS_IS_FILE (file))

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: nautilus 1:3.6.3-0ubuntu9
ProcVersionSignature: Ubuntu 3.8.0-13.22-generic 3.8.3
Uname: Linux 3.8.0-13-generic x86_64
ApportVersion: 2.9.1-0ubuntu1
Architecture: amd64
Date: Sun Mar 17 20:35:43 2013
ExecutablePath: /usr/bin/nautilus
GsettingsChanges:

InstallationDate: Installed on 2013-03-03 (13 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130303)
MarkForUpload: True
ProcCmdline: nautilus
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
Signal: 6
SourcePackage: nautilus
StacktraceTop:
 raise () from /lib/x86_64-linux-gnu/libc.so.6
 abort () from /lib/x86_64-linux-gnu/libc.so.6
 g_assertion_message () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_assertion_message_expr () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? ()
Title: nautilus crashed with SIGABRT in raise()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1106283, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.