I also found the clash. I've installed LAPTOP MODE TOOLS several days before. Maybe the two softwares can't run at same time?
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to powerd in Ubuntu. https://bugs.launchpad.net/bugs/1351314 Title: powerd crashed with SIGABRT in internal::ToBackend::exit_module() Status in “powerd” package in Ubuntu: Confirmed Bug description: powerd crashed with SIGABRT in ua_sensors_proximity_new() ProblemType: Crash DistroRelease: Ubuntu 14.10 Package: powerd 0.16+14.10.20140707-0ubuntu1 ProcVersionSignature: Ubuntu 3.16.0-6.11-generic 3.16.0-rc7 Uname: Linux 3.13.0-32-generic x86_64 ApportVersion: 2.14.5-0ubuntu2 Architecture: amd64 Date: Fri Aug 1 13:10:15 2014 ExecutablePath: /usr/bin/powerd InstallationDate: Installed on 2014-06-17 (44 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) ProcCmdline: /usr/bin/powerd ProcEnviron: PATH=(custom, no user) TERM=linux Signal: 6 SourcePackage: powerd StacktraceTop: ?? () ?? () from /usr/lib/x86_64-linux-gnu/libubuntu_application_api.so.2 ua_sensors_proximity_new () from /usr/lib/x86_64-linux-gnu/libubuntu_application_api.so.2 powerd_sensors_init() () main () SystemImageInfo: Error: [Errno 2] No such file or directory: 'system-image-cli' Title: powerd crashed with SIGABRT in ua_sensors_proximity_new() UpgradeStatus: Upgraded to utopic on 2014-08-01 (0 days ago) UserGroups: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/powerd/+bug/1351314/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp