叠加分析报错，恳请高手赐教！C#+engine代码如下

<P>    private void button5_Click(object sender, EventArgs e)<BR>        {<BR>            <BR>            try<BR>            {<BR>                //分析层<BR>                ILayer pLayer=this.axMapControl1.get_Layer(0);<BR>                IFeatureLayer pInputFeatLayer=pLayer as IFeatureLayer;    <BR>                ITable pInputTable=pLayer as ITable;<BR>                IFeatureClass pInputFeatClass=pInputFeatLayer.FeatureClass;</P>
<P>                //叠加表<BR>                pLayer=this.axMapControl1.get_Layer(1);<BR>                ITable pOverlayTable=pLayer as ITable;</P>
<P>                //叠加分析表<BR>                IFeatureClassName pFeatClassName=new FeatureClassNameClass();<BR>                pFeatClassName.FeatureType=esriFeatureType.esriFTSimple;<BR>                pFeatClassName.ShapeFieldName="shape";<BR>                pFeatClassName.ShapeType=pInputFeatClass.ShapeType;</P>
<P>                //工作空间名称<BR>                IWorkspaceName pNewWSName=new WorkspaceNameClass();<BR>                pNewWSName.WorkspaceFactoryProgID = "esriDataSourcesFile.ShapefileWorkspaceFactory";<BR>                pNewWSName.PathName = @"C:\temp";</P>
<P>                //数据集名称<BR>                IDatasetName pDatasetName=pFeatClassName as IDatasetName;<BR>                pDatasetName.Name="ss";<BR>                pDatasetName.WorkspaceName=pNewWSName; </P>
<P>                //几何处理<BR>                IBasicGeoprocessor pBGP=new BasicGeoprocessorClass();<BR>                IFeatureClass pOutputFeatClass=pBGP.Intersect(pInputTable,false,pOverlayTable,false,0.01,pFeatClassName);  <BR>   <BR>                //输出要素层设置<BR>                IFeatureLayer pOutputFeatLayer=new FeatureLayerClass();<BR>                pOutputFeatLayer.FeatureClass=pOutputFeatClass;<BR>                pOutputFeatLayer.Name=pOutputFeatClass.AliasName;</P>
<P>                this.axMapControl1.AddLayer((ILayer)pOutputFeatClass,0);<BR>                axMapControl1.Update();<BR>            }<BR>            catch(Exception ex)<BR>            {<BR>                MessageBox.Show(ex.Message);<BR>            }<BR>        }</P>

<P>报信息：1。对com组件的调用返回了错误，HRESULT E-FAIL</P>
<P>        2。值不在预期的范围内</P>