Currently if one type is selected and then a search query is performed, you can end up with 2 of the same type selected for display, resulting in duplicate nodes displayed.
You should no longer get duplicate nodes and the same type selected 2x (as both the primary and secondary) when you are creating or searching for nodes of a particular type.
Currently if one type is selected and then a search query is performed, you can end up with 2 of the same type selected for display, resulting in duplicate nodes displayed.