Two Dimensional Filter Statistics gadget doesn't display all custom fields with same name

Problem

"Two Dimensional Filter Statistics" gadget recognises only one customfield if there are multiple custom fields with same name.

Environment

8.20.8, 8.22.1

Steps to Reproduce

• Add two customfields of same name (Team1), one of type single select and one group picker
• Add to the project
• Create a Dashboard
• Add the "Two Dimensional Filter Statistics" gadget
• Try to search for Team1 field, only one appears

Expected Results

both the custom fields should appear

Actual Results

Only one field appears

Workaround

Rename one of the custom fields

Notes