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Attempting to load a map control (with default and set stroke thickness properties) causes the following exception;

System.ArgumentException: Value does not fall within the expected range.
at Windows.UI.Xaml.Shapes.Shape.put_StrokeThickness(Double value)
at Syncfusion.UI.Xaml.Maps.ShapeFileLayer.CreateShape(Geometry geometry, MapShape mapShape, Path path)
at Syncfusion.UI.Xaml.Maps.ShapeFileLayer.CreateMapShapes(ShapeFileReader shapeFileReader)
at Syncfusion.UI.Xaml.Maps.ShapeFileLayer.RenderRecords(ShapeFileReader shapeFileReader) 
at Syncfusion.UI.Xaml.Maps.ShapeFileLayer.Refresh()
at Syncfusion.

SfMaps :

Downgrading to SfMaps resolves the issue.