Filter result macro doesn't respond to certain fields

Issue Summary

The Filter Results macro becomes irresponsive if we select certain fields for example Start date , % Completion .

Steps to Reproduce

1. Add a Filter results macro on a page.
2. Click edit to add fields in the macro.
3. Select field Start date from the dropdown list.
4. Click again the dropdown list to look for other fields to be added.

Expected Results

The Filter results macro should display other fields to be added.

Actual Results

The Filter results macro becomes irresponsive, and no other field can be selected to add .

Workaround

Currently there is no workaround available.