property sort doesnot deselects the selected rows.
In edit context service ( any concurrent service ) window
create some properties.
select some / all properties.
sort name or value or description property.
it sorts properly but not deselects the selected property and it disables only the delete properties.
due to that selected properties cannot delete.
In the Table the final column Description is given as "Description:"
In the above ":" has to be removed.