PKHex not editing my Gen 2 save file

[BlueBraviary]

...What does this error mean?

 

Exception Details:
System.ArgumentOutOfRangeException: InvalidArgument=Value of '0' is not valid for 'SelectedIndex'.
Parameter name: SelectedIndex
   at System.Windows.Forms.ComboBox.set_SelectedIndex(Int32 value)
   at PKHeX.WinForms.Main.validateComboBox(Object sender)
   at PKHeX.WinForms.Main.validateComboBox(Object sender, CancelEventArgs e)
   at System.Windows.Forms.Control.OnValidating(CancelEventArgs e)
   at System.Windows.Forms.ComboBox.OnValidating(CancelEventArgs e)
   at System.Windows.Forms.Control.NotifyValidating()
   at System.Windows.Forms.Control.PerformControlValidation(Boolean bulkValidation)
   at System.Windows.Forms.Control.PerformContainerValidation(ValidationConstraints validationConstraints)
   at System.Windows.Forms.Control.PerformContainerValidation(ValidationConstraints validationConstraints)
   at System.Windows.Forms.Control.PerformContainerValidation(ValidationConstraints validationConstraints)
   at System.Windows.Forms.Control.PerformContainerValidation(ValidationConstraints validationConstraints)
   at System.Windows.Forms.Control.PerformContainerValidation(ValidationConstraints validationConstraints)
   at System.Windows.Forms.ContainerControl.ValidateChildren(ValidationConstraints validationConstraints)
   at System.Windows.Forms.Form.ValidateChildren(ValidationConstraints validationConstraints)
   at System.Windows.Forms.Form.ValidateChildren()
   at PKHeX.WinForms.Main.preparePKM(Boolean click)
   at PKHeX.WinForms.Main.clickSet(Object sender, EventArgs e)
   at System.Windows.Forms.ToolStripItem.RaiseEvent(Object key, EventArgs e)
   at System.Windows.Forms.ToolStripMenuItem.OnClick(EventArgs e)
   at System.Windows.Forms.ToolStripItem.HandleClick(EventArgs e)
   at System.Windows.Forms.ToolStripItem.HandleMouseUp(MouseEventArgs e)
   at System.Windows.Forms.ToolStripItem.FireEventInteractive(EventArgs e, ToolStripItemEventType met)
   at System.Windows.Forms.ToolStripItem.FireEvent(EventArgs e, ToolStripItemEventType met)
   at System.Windows.Forms.ToolStrip.OnMouseUp(MouseEventArgs mea)
   at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea)
   at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
   at System.Windows.Forms.Control.WndProc(Message& m)
   at System.Windows.Forms.ScrollableControl.WndProc(Message& m)
   at System.Windows.Forms.ToolStrip.WndProc(Message& m)
   at System.Windows.Forms.ToolStripDropDown.WndProc(Message& m)
   at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
   at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
   at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

--------------------
User Message:
An unhandled exception has occurred.
You can continue running PKHeX, but please report this error.
 

[Kaphotics]

Unable to replicate on the current commits; appears to have been fixed shortly after the last release.

https://github.com/kwsch/PKHeX/issues/1082

[BlueBraviary]

Ok Ill try updating.

Edit: It's the lastest. The game opens just fine but when I gen the Pokemon and try to set it in the box or party, that pops up.

Edited May 29, 2017 by BlueBraviary