When sharing a public dashboard, if the widgets utilize variables (VARA to TABLE, VARA to GRID). This will not display and instead provide a message:
This widget is not available for public access. You have to login to view it.
This is as designed; these require access to the automation engine that is not available without logging in.
Release : 12.3
Component : AUTOMIC WEB INTERFACE
Documentation will be updated to clarify what options are available for public sharing.