Fusion chart issue in IE

Hi I am using fusion chart free version in my ASP.net application. It is working fine in Mozilla Firefox... but not shown in IE. am using IE8...

CODE:

FusionCharts.RenderChart("/Charts/FCF_MSColumn3D.swf", "", strXML, "Chart1",开发者_Python百科 "550", "400", false, false);

this was the error

htmlfile: Unknown runtime error

thanks in advance