It's happening to me with ubuntu 16.10, it gests 100% use of cpu, crashes and the dissapears and ask to restart it... I created a bug report.
https://bugs.launchpad.net/ubuntu/+source/indicator-applet/+bug/1633558 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1249663 Title: Trusty gnome flashback indicator-applet-complete disappeared completely. Nothing displays in the top right panel. To manage notifications about this bug go to: https://bugs.launchpad.net/indicator-applet/+bug/1249663/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs