This happens not only with FF, but with Chrome too. But not always. It seems that the system shuts doen too fast and does not wait for applications to terminate.
-- You received this bug notification because you are a member of DX Packages, which is subscribed to unity in Ubuntu. Matching subscriptions: dx-packages https://bugs.launchpad.net/bugs/1386872 Title: Incorrect termination Firefox when shutdown Ubuntu Status in “unity” package in Ubuntu: Confirmed Bug description: 1. In Firefox go to Preference -> General tab, choose Show my windows and tabs from last time in When Firefox starts field. 2. Shutdown Ubuntu 3. Start Ubuntu 4. Open Firefox Actual result: Firefox opens with message "Firefox was not closed properly" ProblemType: Bug DistroRelease: Ubuntu 14.10 Package: unity 7.3.1+14.10.20141016-0ubuntu1 ProcVersionSignature: Ubuntu 3.16.0-23.31-generic 3.16.4 Uname: Linux 3.16.0-23-generic x86_64 ApportVersion: 2.14.7-0ubuntu8 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CurrentDesktop: Unity Date: Tue Oct 28 22:20:52 2014 InstallationDate: Installed on 2014-10-25 (3 days ago) InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1) SourcePackage: unity UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1386872/+subscriptions -- Mailing list: https://launchpad.net/~dx-packages Post to : dx-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~dx-packages More help : https://help.launchpad.net/ListHelp