Editor, Right click generates System.NullReferenceException, Object reference not set to an instance (4275102)

In the editor, user loads SQL script and highlights section. Right clicking for context menu will return an exception.

System.NullReferenceException Object reference not set to an instance of an object. Stack Trace: at Quest.Toad.Editor.EditorControl.PopulateCompareToEditor(BarSubItem& compareMenuItem) at Quest.Toad.Editor.EditorControl.PopulateCompareTo() at Quest.Toad.Editor.EditorControl.bbiCompareTo_GetItemData(Object sender, EventArgs e) at DevExpress.XtraBars.BarCustomContainerItem.OnGetItemData() at DevExpress.XtraBars.Controls.CustomLinksControl.AddVisibleLinks(BarItemLinkReadOnlyCollection visibleLinks, IList sourceLinks) at DevExpress.XtraBars.Controls.PopupMenuBarControl.UpdateMenuVisibleLinks() at DevExpress.XtraBars.Controls.PopupMenuBarControl.UpdateVisibleLinks() at DevExpress.XtraBars.Controls.CustomLinksControl.LockedUpdateVisibleLinks() at DevExpress.XtraBars.Controls.CustomLinksControl.LayoutChanged() at DevExpress.XtraBars.Controls.CustomPopupBarControl.LayoutChanged() at DevExpress.XtraBars.BarItemLink.LayoutChanged() at DevExpress.XtraBars.BarCustomContainerItemLink.LayoutChanged() at DevExpress.XtraBars.BarItemLink.OnLinkChanged() at DevExpress.XtraBars.BarItem.OnItemChanged(BarItemLink link, Boolean onlyInvalidate, Boolean onlyUpdateAppearance) at DevExpress.XtraBars.BarItem.OnItemChanged(Boolean onlyInvalidate, Boolean onlyUpdateAppearance) at DevExpress.XtraBars.BarItem.OnItemChanged(Boolean onlyInvalidate) at DevExpress.XtraBars.BarItem.set_Caption(String value) at Quest.Toad.Editor.EditorForm.RefreshTrlMenu(Object sender, Object obj)