QQmlApplicationEngine failed to load component
module "QtQuick3D" is not installed

I've checked the maintenance tool to see if the package was installed and it was
Qml's Intelisense works with Quick3D elements, and the cmake file compiles with a warning of:

[cmake] Qt policy QTP0001 is not set: ':/qt/qml/' is the default resource prefix
[cmake] for QML modules. Check https://doc.qt.io/qt-6/qt-cmake-policy-qtp0001.html
[cmake] for policy details. Use the qt_policy command to set the policy and
[cmake] suppress this warning.

The cmake file: