Reassining to compiz. I see the same thing frequently with the apport dialog, empathy and gwibber too
** Package changed: thunderbird (Ubuntu) => compiz (Ubuntu) -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to thunderbird in Ubuntu. https://bugs.launchpad.net/bugs/828980 Title: Window contents outside of boundary Status in “compiz” package in Ubuntu: New Bug description: Clicked on the "Write" to write a new email. When the new window opened, the contents of the window were not aligned and the "x" button on the window frame was not visible. It seems like the contents were shifted to the left, or the window frame/border was shifted to the right. Please see the attached screenshots. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: thunderbird 6.0~b3+build1+nobinonly-0ubuntu2 ProcVersionSignature: Ubuntu 3.0.0-8.11-generic 3.0.1 Uname: Linux 3.0.0-8-generic x86_64 Architecture: amd64 Date: Thu Aug 18 14:07:35 2011 InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007) ProcEnviron: PATH=(custom, user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: thunderbird UpgradeStatus: Upgraded to /usr/bin/python3: /home/jpocas/source/2.8-dev/src/lib/openssl/lib/libcrypto.so.1.0.0: no version information available (required by /usr/bin/python3) /usr/bin/python3: /home/jpocas/source/2.8-dev/src/lib/openssl/lib/libssl.so.1.0.0: no version information available (required by /usr/bin/python3) oneiric on 2011-08-10 (7 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/828980/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp