This isnt a bug - this is a ubuntu specific change. The idea is that when clicking x control passes to the ubuntu indicator.
If you dont like this you'll need to install a third-party plugin - https://github.com/fossfreedom/close-on-hide -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to rhythmbox in Ubuntu. https://bugs.launchpad.net/bugs/1444720 Title: Rhythmbox does not close on exit Status in rhythmbox package in Ubuntu: New Bug description: Ubuntu 14.04.2 LTS , rhythmbox 3.0.2. Closing with usual X on right hand side box does not close but just hides or deletes the window, music still plays. Still visible via ps command and not visible in ALT-TAB of open applications. Need to actually kill the process via terminal to shut it down. This is not always repeatable To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/rhythmbox/+bug/1444720/+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