Strange cart behaviour Posted by Bernard Sfez / Tiki Specialist 12 May 2020 04:23 GMT-0000 posts: 8503 hman wrote: I gave product_ISBNISSN as permanent name, and try to call this on cart product with (FORMAT(name="ISBN/ISSN"))(display name="tracker_field_product_ISBNISSN")(FORMAT) Did you try without the "/" in the field name ? I suspect it is the problem. Bsfez | Bernard Sfez | Tiki Express Tutorials | me at bsfez.com | https://www.bsfez.com