Window Form doesn't load

QML module does not contain information about components contained in plugins.Module path: C:/Qt/6.0.2/mingw81_64/qml/QtQuick/Controls/Material
See "Using QML Modules with Plugins" in the documentation.Automatic type dump of QML module failed.
Errors:
"C:\Qt\6.0.2\mingw81_64\bin\qmlplugindump.exe" returned exit code 3.
Arguments: -nonrelocatable QtQuick.Controls.Material 2.0 .
QQmlComponent: Component is not ready
file:///C:/Qt/6.0.2/mingw81_64/qml/QtQuick/Controls/loaddependencies.qml: Module namespace 'QtQuick.Controls' does not match import URI ''