Workaround: Delete the match profile and create a new one 

Steps to Reproduce:

1. Log into Juniper bugfest as abreaux/admin

2. Go to Settings/Data import/Match profiles

3. Create a new match profile by going to Actions/New match profile

4. Name the profile. Then click on Instance, Holdings, or Item to match to it

5. Change the default match on the left from MARC Bibliographic to "Static value (submatch only)"

6. Static value type will be defaulted to "Text." Change to Date range. Select the beginning and ending match-to dates by typing (YYYY-MM-DD format) or by picking from the date picker.

7. Select Match criterion (which defaults to "exactly matches")

8. Select the Existing Instance record that you would like to match to.

9. Save the profile

10. Review the details of the match profile

11. Click on this match profile

12. Actions/Edit

13. Change Static value type 'Date range'

14. Change Existing Instance record field

15. Click Save as profile & Close

16. In pop up window click Keep editing

17. Click Save as profile & Close

18. Review the details of the match profile

Expected Results: Changes saved successfully

Actual Results: The changes were not saved. Displays the data that was before the changes

Additional Information: See attached video or screenshot