sysinfo System selection aborts in Xubuntu 16.04

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Hardware setup unchanged: Acer Aspire One

Old: Peppermint 3 (Note: Peppermint 4 was based on the Ubuntu 13.04)
Kernel 3.2.0-48-generic

sysinfo version 0.7 - all selections (System CPU Memory Storage Hardware) work properly.

New: Xubuntu 16.04
Kernel $ uname -a
Linux mvac16 4.4.0-22-generic #39-Ubuntu SMP Thu May 5 16:52:40 UTC 2016 i686 i686 i686 GNU/Linux

sysinfo version 0.7
Press CPU Memory Storage Hardware - these all work properly.
Press System - the application exits.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: ubuntu-release-upgrader-core 1:16.04.14
ProcVersionSignature: Ubuntu 4.4.0-22.39-generic 4.4.8
Uname: Linux 4.4.0-22-generic i686
ApportVersion: 2.20.1-0ubuntu2
Architecture: i386
CrashDB: ubuntu
CurrentDesktop: XFCE
Date: Mon May 9 11:00:18 2016
InstallationDate: Installed on 2016-05-07 (2 days ago)
InstallationMedia: Xubuntu 16.04 LTS "Xenial Xerus" - Release i386 (20160420.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
Symptom: dist-upgrade
UpgradeStatus: No upgrade log present (probably fresh install)

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On selecting System...
freds@multivac16:~$ sysinfo
Exception in Gtk# callback delegate
  Note: Applications can use GLib.ExceptionManager.UnhandledException to handle the exception.
System.NullReferenceException: Object reference not set to an instance of an object
  at Sysinfo.SystemInfo.Gnome () <0xaec83fb0 + 0x00070> in <filename unknown>:0
  at Sysinfo.Sysinfo.on_notebook1_switch_page (System.Object o, Gtk.SwitchPageArgs e) <0xaec7e000 + 0x00147> in <filename unknown>:0
  at Gtk.Notebook.SwitchPageSignalCallback (IntPtr arg0, IntPtr arg1, UInt32 arg2, IntPtr gch) <0xb1412a58 + 0x00251> in <filename unknown>:0
  at GLib.ExceptionManager.RaiseUnhandledException (System.Exception e, Boolean is_terminal) [0x00000] in <filename unknown>:0
  at Gtk.Notebook.SwitchPageSignalCallback (IntPtr arg0, IntPtr arg1, UInt32 arg2, IntPtr gch) [0x00000] in <filename unknown>:0
  at Gtk.Notebook.gtk_notebook_set_current_page (IntPtr , Int32 ) [0x00000] in <filename unknown>:0
  at Gtk.Notebook.set_CurrentPage (Int32 value) [0x00000] in <filename unknown>:0
  at Sysinfo.Sysinfo.on_treeview1_cursor_changed (System.Object o, System.EventArgs e) [0x00000] in <filename unknown>:0
  at System.Reflection.MonoMethod.InternalInvoke (System.Reflection.MonoMethod , System.Object , System.Object[] , System.Exception& ) [0x00000] in <filename unknown>:0
  at System.Reflection.MonoMethod.Invoke (System.Object obj, BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x00000] in <filename unknown>:0
  at System.Reflection.MethodBase.Invoke (System.Object obj, System.Object[] parameters) [0x00000] in <filename unknown>:0
  at System.Delegate.DynamicInvokeImpl (System.Object[] args) [0x00000] in <filename unknown>:0
  at System.MulticastDelegate.DynamicInvokeImpl (System.Object[] args) [0x00000] in <filename unknown>:0
  at System.Delegate.DynamicInvoke (System.Object[] args) [0x00000] in <filename unknown>:0
  at GLib.Signal.ClosureInvokedCB (System.Object o, GLib.ClosureInvokedArgs args) [0x00000] in <filename unknown>:0
  at GLib.SignalClosure.Invoke (GLib.ClosureInvokedArgs args) [0x00000] in <filename unknown>:0
  at GLib.SignalClosure.MarshalCallback (IntPtr raw_closure, IntPtr return_val, UInt32 n_param_vals, IntPtr param_values, IntPtr invocation_hint, IntPtr marshal_data) [0x00000] in <filename unknown>:0
  at Gtk.Application.gtk_main () [0x00000] in <filename unknown>:0
  at Gtk.Application.Run () [0x00000] in <filename unknown>:0
  at Sysinfo.Sysinfo..ctor (System.String[] args) [0x00000] in <filename unknown>:0
  at Sysinfo.Sysinfo.Main (System.String[] args) [0x00000] in <filename unknown>:0
freds@multivac16:~$

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Confirmed by..
https://bugs.launchpad.net/ubuntu/+source/sysinfo/+bug/1586665
sysinfo crashes when i click on system menu, ubuntu 16.04 2016-05-28

https://bugs.launchpad.net/ubuntu/+source/sysinfo/+bug/1575182
sysinfo crashes on ubuntu 16.04 (since upgrade) 2016-04-26

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It is also confirmed sysinfo system menu option crashes on a Dell Dimension 8300 running Xubuntu 16.04

[Galen Thurber (godfree2)]

lauchpad claims the fix was released.
where is it?