Resolved
Reported for: Toolset Views 2.2.2
Resolved in: Toolset Views 2.3
If you set a shortcode attribute in custom search and have a Parent/Grandparent search, then when choosing a grandparent, the parent selector is not updated.
This issue will be fixed in the next release of Toolset Views.
In the meantime, download this file, extract it and replace wpv-api.php
file in /wp-views/embedded/inc
folder.