- Log in
- Click on your username in the header, then My Account
- Click on Default Settings
- Change your Default Locale and click Save
- You will see a stack trace like:
I think the problem is an incorrect redirect after saving the data.
The fix is probably in this file: https://github.com/openmrs/openmrs-module-adminui/blob/master/omod/src/main/java/org/openmrs/module/adminui/page/controller/myaccount/ChangeDefaultsPageController.java