The attached file can’t be opened.
The exception is:
{Aspose.Slides.PptxReadException: Object reference not set to an instance of an object. —> System.NullReferenceException: Object reference not set to an instance of an object.
at .(IAxis , , )
…
— End of inner exception stack trace —
at .(Presentation , Stream )
at Aspose.Slides.Presentation.(Stream )