Cannot use MLCS custom fields in the "Two-dimensional filter" gadget.
Multi-Level Cascading Select fields cannot be used to create "Two-dimensional filter" gadgets.
If you use a Multi-Level Cascading Select field in the Y/X axis and you save the configuration, the following error will be thrown:
If you're looking to analyze Multi-Level Cascading Select fields, eazyBI for Jira could be a solution to consider. Follow the EazyBI article to learn how to import our specific custom field.