Customer uses APM 10.5.1.8. They have custom attribute rules defined in Team Center.
Some custom attributes do not appear in the lists of the Experience Card. For instance, they have "lms_Country" in the filter list but not in the "group by" list .
The hypothesis is when a custom attribute exists in several agents, then it does not appear in the list.
APM 10.5.1 Team Center does not support attribute list pointing to multi-values attributes .
APM 10.6 version will support multi values attributes in list .
https://support.ca.com/us/knowledge-base-articles.tec1555453.html -- Not seeing attributes created in Team Center Experience View.
https://support.ca.com/us/knowledge-base-articles.tec1156757.html -- How to delete custom attributes in Team Center.