App Crash

[taimoortanweer1]

Getting these warnings on QQuickRectangel and QQuickText

QML QQuickText: The current style does not support customization of this control (property: "contentItem" item: QQuickText(0x1f59f80b900, parent=0x0, geometry=0,0 0x0 ?)). Please customize a non-native style (such as Basic, Fusion, Material, etc). For more information, see: https://doc.qt.io/qt-6/qtquickcontrols2-customize.html#customization-reference