He found the button. It was a floating field with a click event that cloned a subform using subform_vehicleInfo.instanceManager.addInstance(1) . But the original developer forgot to reset the instance indices on the dependent script. On Macs, the Adobe Acrobat plugin handled the XFA (XML Forms Architecture) differently. The indices got tangled. The form would render blank.
He closed his laptop. The fossil could rest until Monday. aem forms designer standalone
Arjun minimized the Designer and leaned back. He didn't hate it. There was a purity to the standalone tool. No DevOps pipelines, no container orchestration, no YAML errors. Just a man, a canvas of subforms, and a scripting language that treated XML like holy scripture. It was slow, it was outdated, and the UI hadn't seen love since the iPhone 3G. He found the button
