> "The implicit size of the GroupBox > <http://doc.qt.io/qt-5/qml-qtquick-controls-groupbox.html> is calculated > based on the size of its content. If you want to anchor items inside the > group box, you must specify an explicit width and height on the GroupBox > <http://doc.qt.io/qt-5/qml-qtquick-controls-groupbox.html> itself." > > [1] http://doc.qt.io/qt-5/qml-qtquick-controls-groupbox.html#details >
Ah, then inner `ColumnLayout` was actually cause this error message not the `GridView`. Thank you, that solves my problem.
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