DateTimePicker doesn't work properly on Qt 5.14.2

[edips]

DateTimePicker doesn't work properly on Qt 5.14.2. I ran Fluid 1.2 version with CMake on Qt Creator. DataPicker page displays DateTimePicker dialog on Demo project like this:

There are many repeated errors as:

file:///home/user/Qt5.14.2/5.14.2/gcc_64/qml/Fluid/Controls/Private/DateSelector.qml:90:17: QML DayOfWeekRow: Layout: column (2) should be less than the number of columns (2)
file:///home/user/Qt5.14.2/5.14.2/gcc_64/qml/Fluid/Controls/Private/DateSelector.qml:132:17: QML MonthGrid: Layout: column (2) should be less than the number of columns (2)