Dim image_ean As SKImage image_ean = Barcode.DoEncode(Type.Code128, text, True, foreColor, backColor, CInt(PictureBox1.Width * 0.8), CInt(PictureBox1.Height * 0.8)) Dim stdata As SKData stdata = image_ean.Encode // here I am getting an error Dim img As Image img = Image.FromStream(stdata.AsStream) PictureBox1.Image = img