in Settings > Products > Advanced Search (click update),
this is the error :
 
DB ERROR 1048
Page URL: http://www.XXXX.com/admin/admin_search.php
Referrer URL: http://www.XXXX.com/admin/admin_search.php
Database error: Invalid SQL: INSERT INTO va_global_settings (setting_type, setting_name, setting_value, site_id) VALUES ('search_features_values', NULL,NULL,1)
MySQL Error: Column 'setting_name' cannot be null
 
 
Rick

That's kind of individual error because advanced search works okay in the default version.
 
We'll investigate it in your shop environment and then get back to you.
 
Regards,
ViArt Support
 

To avoid this error we have changed the script logic a little, please download the patch:
http://www.viart.com/downloads/admin_search-4.0.1.zip
 
Regards,
ViArt Support