[求助]使用vb.net2003引用ActiveX 开发时，为何选择集总是不能产生，详情进入？
<FONT face=宋体 size=2>Dim gpCode(0) As Integer<BR>Dim dataValue(0) As Object<BR>gpCode(0) = 39<BR>dataValue(0) =2200000<BR><BR>Dim groupCode As Object, dataCode As Object<BR>groupCode = gpCode<BR>dataCode = dataValue<BR>Dim ssetobj As AcadSelectionSet<BR>ssetobj = AcadDoc.SelectionSets.Add("test")<BR>ssetobj.Select(AcSelect.acSelectionSetAll, , , groupCode, dataCode)<BR><BR>以上代码总在select 处提示filter无效，可是在vba中是可以的，请高手指教，如何修改vb.net中的代码。</FONT>
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