Thank you for your report! However, processing it in order to get sufficient information for the developers failed (it does not generate an useful symbolic stack trace). This might be caused by some outdated packages which were installed on your system at the time of the report:
libgcc1: installed version 1:4.5.2-3ubuntu1, latest version: 1:4.5.2-3ubuntu3 libavahi-common3: installed version 0.6.28-2ubuntu2, latest version: 0.6.28-4ubuntu1 libreadline6: installed version 6.1-3, latest version: 6.2-0ubuntu1 libpixman-1-0-dbg: installed version 0.18.4-1build1, latest version: 0.20.2-0ubuntu1 mountall: installed version 2.21, latest version: 2.22 libssl0.9.8: installed version 0.9.8o-4ubuntu2, latest version: 0.9.8o-5ubuntu1 libmpc2: installed version 0.8.2-1build1, latest version: 0.9-1 liblaunchpad-integration-common: installed version 0.1.49, latest version: 0.1.51 cpio: installed version 2.11-6ubuntu1, latest version: 2.11-7ubuntu1 libudev0: installed version 166-0ubuntu1, latest version: 166-0ubuntu3 libpolkit-gobject-1-0: installed version 0.99-1, latest version: 0.100-1 policykit-1: installed version 0.99-1, latest version: 0.100-1 libgcc1-dbg: installed version 1:4.5.2-3ubuntu1, latest version: 1:4.5.2-3ubuntu3 python2.7: installed version 2.7.1-3, latest version: 2.7.1-5 libreadline6-dbg: installed version 6.1-3, latest version: 6.2-0ubuntu1 nautilus-data: installed version 1:2.32.2.1-0ubuntu5, latest version: 1:2.32.2.1-0ubuntu7 debconf-i18n: installed version 1.5.36ubuntu3, latest version: 1.5.36ubuntu4 nautilus: installed version 1:2.32.2.1-0ubuntu5, latest version: 1:2.32.2.1-0ubuntu7 libgtk2.0-common: installed version 2.24.0-0ubuntu3, latest version: 2.24.1-1ubuntu1 klibc-utils: installed version 1.5.20-1ubuntu1, latest version: 1.5.20-1ubuntu2 libusb-0.1-4: installed version 2:0.1.12-16, latest version: 2:0.1.12-17 libpam0g: installed version 1.1.2-2ubuntu1, latest version: 1.1.2-2ubuntu3 dbus: installed version 1.4.1-0ubuntu2, latest version: 1.4.6-1ubuntu3 libglib2.0-0: installed version 2.28.0-0ubuntu1, latest version: 2.28.1-1ubuntu1 libgtk2.0-0-dbg: installed version 2.24.0-0ubuntu3, latest version: 2.24.1-1ubuntu1 libgdk-pixbuf2.0-0: installed version 2.23.0-1ubuntu1, latest version: 2.23.0-1ubuntu3 libldap-2.4-2-dbg: installed version 2.4.23-6ubuntu4, latest version: 2.4.23-6ubuntu5 gcc-4.5-base: installed version 4.5.2-3ubuntu1, latest version: 4.5.2-3ubuntu3 libpcre3: installed version 8.12-1, latest version: 8.12-3 libbz2-1.0: installed version 1.0.5-6, latest version: 1.0.5-6ubuntu1 libgail18: installed version 2.24.0-0ubuntu3, latest version: 2.24.1-1ubuntu1 fontconfig-config: installed version 2.8.0-2.1ubuntu1, latest version: 2.8.0-2.1ubuntu2 libklibc: installed version 1.5.20-1ubuntu1, latest version: 1.5.20-1ubuntu2 libglib2.0-data: installed version 2.28.0-0ubuntu1, latest version: 2.28.1-1ubuntu1 cpp-4.5: installed version 4.5.2-3ubuntu1, latest version: 4.5.2-3ubuntu3 libc-bin: installed version 2.13-0ubuntu1, latest version: 2.13-0ubuntu3 libssl0.9.8-dbg: installed version 0.9.8o-4ubuntu2, latest version: 0.9.8o-5ubuntu1 libpcre3-dbg: installed version 8.12-1, latest version: 8.12-3 libfreetype6: installed version 2.4.2-2.1, latest version: 2.4.4-1 passwd: installed version 1:4.1.4.2+svn3283-2ubuntu3, latest version: 1:4.1.4.2+svn3283-3ubuntu1 libx11-xcb1-dbg: installed version 2:1.3.3-3ubuntu4, latest version: 2:1.4.1-5ubuntu1 libindicator3: installed version 0.3.19-0ubuntu1, latest version: 0.3.19-0ubuntu3 fontconfig: installed version 2.8.0-2.1ubuntu1, latest version: 2.8.0-2.1ubuntu2 dpkg: installed version 1.15.8.10ubuntu1, latest version: 1.16.0~ubuntu3 libkeyutils1: installed version 1.4-1, latest version: 1.4-4 nautilus-dbg: installed version 1:2.32.2.1-0ubuntu5, latest version: 1:2.32.2.1-0ubuntu7 debconf: installed version 1.5.36ubuntu3, latest version: 1.5.36ubuntu4 libpng12-0: installed version 1.2.44-1ubuntu1, latest version: 1.2.44-1ubuntu2 udisks: installed version 1.0.2-1ubuntu1, latest version: 1.0.2-3+ubuntu1 python2.7-dbg: installed version 2.7.1-3, latest version: 2.7.1-5 libx11-xcb1: installed version 2:1.3.3-3ubuntu4, latest version: 2:1.4.1-5ubuntu1 ucf: installed version 3.0025+nmu1, latest version: 3.0025+nmu1ubuntu1 libfontconfig1-dbg: installed version 2.8.0-2.1ubuntu1, latest version: 2.8.0-2.1ubuntu2 udev: installed version 166-0ubuntu1, latest version: 166-0ubuntu3 upstart: installed version 0.6.7-7, latest version: 0.9.0-1ubuntu3 libx11-6-dbg: installed version 2:1.3.3-3ubuntu4, latest version: 2:1.4.1-5ubuntu1 libdbusmenu-gtk3: installed version 0.3.98-0ubuntu1, latest version: 0.3.99-0ubuntu5 libavahi-glib1: installed version 0.6.28-2ubuntu2, latest version: 0.6.28-4ubuntu1 libpixman-1-0: installed version 0.18.4-1build1, latest version: 0.20.2-0ubuntu1 policykit-1-gnome: installed version 0.99-1ubuntu3, latest version: 0.99-1ubuntu4 coreutils: installed version 8.5-1ubuntu5, latest version: 8.5-1ubuntu6 libstdc++6: installed version 4.5.2-3ubuntu1, latest version: 4.5.2-3ubuntu3 dbus-x11: installed version 1.4.1-0ubuntu2, latest version: 1.4.6-1ubuntu3 libc6-dbg: installed version 2.13-0ubuntu1, latest version: 2.13-0ubuntu3 libavahi-common-data: installed version 0.6.28-2ubuntu2, latest version: 0.6.28-4ubuntu1 libc6: installed version 2.13-0ubuntu1, latest version: 2.13-0ubuntu3 libnautilus-extension1: installed version 1:2.32.2.1-0ubuntu5, latest version: 1:2.32.2.1-0ubuntu7 python2.7-minimal: installed version 2.7.1-3, latest version: 2.7.1-5 libxi6-dbg: installed version 2:1.4.1-1, latest version: 2:1.4.1-1ubuntu1 libdbus-1-3: installed version 1.4.1-0ubuntu2, latest version: 1.4.6-1ubuntu3 libpam-modules: installed version 1.1.2-2ubuntu1, latest version: 1.1.2-2ubuntu3 libmpfr4-dbg: installed version 3.0.0-2build1, latest version: 3.0.0-7 readline-common: installed version 6.1-3, latest version: 6.2-0ubuntu1 libgtk2.0-0: installed version 2.24.0-0ubuntu3, latest version: 2.24.1-1ubuntu1 busybox-initramfs: installed version 1:1.17.1-8ubuntu3, latest version: 1:1.17.1-10ubuntu1 libavahi-client3: installed version 0.6.28-2ubuntu2, latest version: 0.6.28-4ubuntu1 libdbusmenu-glib3: installed version 0.3.98-0ubuntu1, latest version: 0.3.99-0ubuntu5 libpolkit-agent-1-0: installed version 0.99-1, latest version: 0.100-1 libfontconfig1: installed version 2.8.0-2.1ubuntu1, latest version: 2.8.0-2.1ubuntu2 libpolkit-backend-1-0: installed version 0.99-1, latest version: 0.100-1 libappindicator1: installed version 0.2.95-0ubuntu2, latest version: 0.2.96-0ubuntu4 libxi6: installed version 2:1.4.1-1, latest version: 2:1.4.1-1ubuntu1 x11-common: installed version 1:7.6~3ubuntu6, latest version: 1:7.6~3ubuntu11 libx11-data: installed version 2:1.3.3-3ubuntu4, latest version: 2:1.4.1-5ubuntu1 liblaunchpad-integration1: installed version 0.1.49, latest version: 0.1.51 libmpfr4: installed version 3.0.0-2build1, latest version: 3.0.0-7 libgudev-1.0-0: installed version 1:166-0ubuntu1, latest version: 1:166-0ubuntu3 libx11-6: installed version 2:1.3.3-3ubuntu4, latest version: 2:1.4.1-5ubuntu1 libglib2.0-0-dbg: installed version 2.28.0-0ubuntu1, latest version: 2.28.1-1ubuntu1 Please upgrade your system to the latest package versions. If you still encounter the crash, please file a new report. Thank you for your understanding, and sorry for the inconvenience! ** Attachment removed: "CoreDump.gz" https://bugs.launchpad.net/bugs/728374/+attachment/1882631/+files/CoreDump.gz ** Tags removed: need-i386-retrace -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to nautilus in ubuntu. https://bugs.launchpad.net/bugs/728374 Title: nautilus assert failure: nautilus: ../../src/xcb_io.c:385: _XAllocID: Assertion `ret != inval_id' failed -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs