Issue Summary

Custom fields with an accent like "ó", "ã" or "&" does not appear on the dashboard.

Steps to Reproduce

1. Create a custom field with the name similar to "órgão".
2. Open a Dashboard.
3. Add a new gadget, for example, Filter results.
4. Add the field "órgão" to "Columns to display".

Expected Results

Fields with an accent like "órgão" or & should appear in the Columns.

Actual Results

• The field will be not saved and this field with an accent will not appear.
• I've recorded a video with the current behavior: Click here to access the video.

Workaround

Remove the accent or the special character from the field.