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might be caused by some outdated packages which were installed on your system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 1:4.5.1-2ubuntu2, latest version: 1:4.5.1-5ubuntu1
libxrender1: installed version 1:0.9.6+git20100705.d3d20437-0ubuntu0sarvatt, latest version: 1:0.9.6-1
libdrm-radeon1: installed version 2.4.21+git20100830.23287f05-0ubuntu0sarvatt, latest version: 2.4.21-1ubuntu2
passwd: installed version 1:4.1.4.2-1ubuntu2, latest version: 1:4.1.4.2-1ubuntu3
udev: installed version 161+git20100825-1, latest version: 161+git20100827-1
mountall: installed version 2.16, latest version: 2.17
libxinerama1: installed version 2:1.1+git20100605.d8a51c48-0ubuntu0sarvatt, latest version: 2:1.1-3
libdrm-nouveau1: installed version 2.4.21+git20100830.23287f05-0ubuntu0sarvatt, latest version: 2.4.21-1ubuntu2
libxext6: installed version 2:1.1.2+git20100705.23643bd1-0ubuntu0sarvatt, latest version: 2:1.1.2-1
libxfixes3: installed version 1:4.0.5+git20100705.01e803ae-0ubuntu0sarvatt, latest version: 1:4.0.5-1
libgtk2.0-0: installed version 2.21.6-1ubuntu3, latest version: 2.21.7-1ubuntu1
libxcursor1: installed version 1:1.1.10+git20100604.0caadca5-0ubuntu0sarvatt, latest version: 1:1.1.10-2
vino: installed version 2.31.4-0ubuntu1, latest version: 2.31.91-0ubuntu1
libudev0: installed version 161+git20100825-1, latest version: 161+git20100827-1
libxcb-shm0: installed version 1.6+git20100703.75ff427d-0ubuntu0sarvatt2, latest version: 1.6-1
gcc-4.4-base: installed version 4.4.4-9ubuntu2, latest version: 4.4.4-14ubuntu1
libxrandr2: installed version 2:1.3.0+git20100604.18517a55-0ubuntu0sarvatt, latest version: 2:1.3.0-3
libdbusmenu-glib1: installed version 0.3.12-0ubuntu2~ppa1~signal2, latest version: 0.3.13-0ubuntu1
libsqlite3-0: installed version 3.7.0.1-1, latest version: 3.7.2-1
gcc-4.5-base: installed version 4.5.1-2ubuntu2, latest version: 4.5.1-5ubuntu1
libgnome-keyring0: installed version 2.30.1-1ubuntu1, latest version: 2.31.91-0ubuntu1
libdrm-intel1: installed version 2.4.21+git20100830.23287f05-0ubuntu0sarvatt, latest version: 2.4.21-1ubuntu2
libklibc: installed version 1.5.18-1, latest version: 1.5.20-1
libglib2.0-0: installed version 2.25.14-1ubuntu2, latest version: 2.25.15-0ubuntu2
libxtst6: installed version 2:1.1.0+git20100705.1676c80d-0ubuntu0sarvatt, latest version: 2:1.1.0-3
libx11-data: installed version 2:1.3.4+git20100720.554da76e-0ubuntu0sarvatt3, latest version: 2:1.3.3-3ubuntu1
libxcomposite1: installed version 1:0.4.2+git20100705.01c4691e-0ubuntu0sarvatt, latest version: 1:0.4.2-1
libcups2: installed version 1.4.4-3, latest version: 1.4.4-3ubuntu1
libxcb-render0: installed version 1.6+git20100703.75ff427d-0ubuntu0sarvatt2, latest version: 1.6-1
cpp-4.4: installed version 4.4.4-9ubuntu2, latest version: 4.4.4-14ubuntu1
libappindicator1: installed version 0.2.6-0ubuntu1, latest version: 0.2.7-0ubuntu1
libc-bin: installed version 2.12.1-0ubuntu1, latest version: 2.12.1-0ubuntu4
libxdamage1: installed version 1:1.1.3+git20100705.8abc1c8e-0ubuntu0sarvatt, latest version: 1:1.1.3-1
libxi6: installed version 2:1.3+git20100604.54fbe575-0ubuntu0sarvatt, latest version: 2:1.3-4
x11-common: installed version 1:7.5+6+xserver1.9, latest version: 1:7.5+6ubuntu3
libtelepathy-glib0: installed version 0.11.13-1ubuntu2, latest version: 0.11.14-2ubuntu1
dpkg: installed version 1.15.8.4ubuntu2, latest version: 1.15.8.4ubuntu3
libdbusmenu-gtk1: installed version 0.3.12-0ubuntu2~ppa1~signal2, latest version: 0.3.13-0ubuntu1
plymouth: installed version 0.8.2-2ubuntu3, latest version: 0.8.2-2ubuntu4
initramfs-tools-bin: installed version 0.98ubuntu2, latest version: 0.98.1ubuntu1
libxdmcp6: installed version 1:1.0.3+git20100604.39993ef6-0ubuntu0sarvatt, latest version: 1:1.0.3-2
libpixman-1-0: installed version 0.19.3+git20100822.5ff359b8-0ubuntu0sarvatt, latest version: 0.18.4-1
libfreetype6: installed version 2.4.2-1, latest version: 2.4.2-2
gconf2-common: installed version 2.31.7-0ubuntu3, latest version: 2.31.91-0ubuntu3
libice6: installed version 2:1.0.6+git20100705.5bb806a6-0ubuntu0sarvatt, latest version: 2:1.0.6-1
libsm6: installed version 2:1.1.1+git20100705.e0be9c9d-0ubuntu0sarvatt, latest version: 2:1.1.1-1
initramfs-tools: installed version 0.98ubuntu2, latest version: 0.98.1ubuntu1
libplymouth2: installed version 0.8.2-2ubuntu3, latest version: 0.8.2-2ubuntu4
libgtk2.0-common: installed version 2.21.6-1ubuntu3, latest version: 2.21.7-1ubuntu1
libx11-6: installed version 2:1.3.4+git20100720.554da76e-0ubuntu0sarvatt3, latest version: 2:1.3.3-3ubuntu1
libdrm2: installed version 2.4.21+git20100830.23287f05-0ubuntu0sarvatt, latest version: 2.4.21-1ubuntu2
libgconf2-4: installed version 2.31.7-0ubuntu3, latest version: 2.31.91-0ubuntu3
libc6: installed version 2.12.1-0ubuntu1, latest version: 2.12.1-0ubuntu4
klibc-utils: installed version 1.5.18-1, latest version: 1.5.20-1
gconf2: installed version 2.31.7-0ubuntu3, latest version: 2.31.91-0ubuntu3
libxcb1: installed version 1.6+git20100703.75ff427d-0ubuntu0sarvatt2, latest version: 1.6-1


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!