I am facing "object reference not set to an instance of an object" error while updating bubble chart values.
- Code: Select all
ISlide slide = presentation.Slides[0];
IChart chart = slide.Shapes[13] as IChart; //bubble chart
List<ChartDataModel> chartDT = getDT.GetChartData(5, 0); //get values from database
for (int i = 0; i < chartDT.Count; i++)
{
chart.ChartData[1 + i, 1].Value = chartDT[i].X_Value;
chart.ChartData[1 + i, 2].Value = chartDT[i].Y_Value;
}
- Code: Select all
presentation.SaveToFile(AppDomain.CurrentDomain.BaseDirectory + "/Presentations/" + "test.pptx", FileFormat.Pptx2010); //getting error here
I have attached my PowerPoint file,please check and let me know.
Thanks in advance!