Had the same error message on my computer today; it seems like blueman crashes during session start when it can't reach dbus. Afterwards, blueman simply restarts as user and starts everything it needs in the userspace too, so everything SEEM to work normally...
You can fix this with `sudo apt-get install --reinstall dbus` -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1542723 Title: dialog with error "org.freedesktop.DBus.Error.Spawn.ExecFailed: Failed to execute program org.blueman.Mechanism: Permission denied" displayed after login To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/blueman/+bug/1542723/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs