Setting up a controller for ACF fields

[slam]

I think I’ve solved this issue:

Updating Controller to 2.0.0

Solved! Rename app/Controllers/app.php to app/controllers/App.php In composer.json replace line 31 with: "App\\": "app/", "App\\Controllers\\": "app/controllers/" As per this link at soberwp. Run composer dump-autoload Run (optional?) yarn build These steps seemed to have solved my empty ACF and namespaced variables issue. I have no idea why; namespacing is a black art to me. Note 1: if you are working on a caps-insensitive system like OSX and pushing to a caps-senstive server …