at System.Collections.ArrayList.ArrayListEnumeratorSimple.MoveNext()
at Aspose.Slides.Pptx.GradientFormatEx.(GradientFormatEx )
at Aspose.Slides.Pptx.FillFormatEx.(FillFormatEx )
at Aspose.Slides.Pptx.TextCharacterPropertiesEx.(TextCharacterPropertiesEx )
at Aspose.Slides.Pptx.ParagraphPropertiesEx.(ParagraphPropertiesEx )
at Aspose.Slides.Pptx.ParagraphPropertiesEx..ctor(ParagraphPropertiesEx )
at Aspose.Slides.Pptx.ParagraphPropertiesEx.(ParagraphPropertiesEx )
at Aspose.Slides.Pptx.TextFrameEx.()
at Aspose.Slides.Pptx.TextFrameEx.get_()
at Aspose.Slides.Pptx.TextFrameEx.(Single , Single , ShapeStyleEx , TextFrameEx[] )
at Aspose.Slides.Pptx.AutoShapeEx.ProcessFitShapeToText()
at Aspose.Slides.Pptx.ShapeEx.PptxPrepareForSaving( saveContext)
at Aspose.Slides.Pptx.AutoShapeEx.PptxPrepareForSaving( saveContext)
at Aspose.Slides.Pptx.ShapesEx.( )
at Aspose.Slides.Pptx.GroupShapeEx.PptxPrepareForSaving( saveContext)
at Aspose.Slides.Pptx.BaseSlideEx.PptxPrepareForSaving( saveContext)
at Aspose.Slides.Pptx.SlideEx.PptxPrepareForSaving( saveContext)
at Aspose.Slides.Pptx.PresentationEx.(BaseSlideEx )
at Aspose.Slides.Pptx.SlidesEx.(SlideEx )
at Aspose.Slides.Pptx.SlidesEx.AddClone(SlideEx slide)