After upgrading to Clarity PPM 15.6 and using the Phoenix UI theme, the error displays: "An error occurred while receiving resource preferences"
when clicking on any of the following pages in the New User Experience (UX):
<Please see attached file for image>
Clear the browser cache. (See steps at: KB000023812)
Reference KB000126420 - Known causes of API Errors in the Clarity PPM New UX