SyntaxError: "undefined" is not valid JSON

Issues
1

What are you trying to do? (please be as specific as possible and include relevant screenshots, code snippets)

set the URL path to /appbuilder/[slug] for my “DetailPage”

What are the reproduction steps?

  1. Click “Page Data” on my DetailPage
  2. This generates “SyntaxError: “undefined” is not valid JSON”

Relevant links:

2

@kristina_meyers Do you remember the most recent actions you performed before the project get into that error state?