Broken/missing handler

Problem/Motivation

I have a fairly generic D8 test site. I installed beta8 with composer. Enabled with Drush. Created a new view of Articles using Table display format.

I see all the "Form field" fields when adding a field. Select any of them gives me:

Appears in: article, objekt, page.

The handler for this item is broken or missing. The following details are available:

Enabling the appropriate module may solve this issue. Otherwise, check to see if there is a module update available.

Steps to reproduce

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes