Imports System.IO
Imports System.Runtime.InteropServices

Module Example
    <STAThread()> _
    Sub Main()

        Dim objApplication As SolidEdgeFramework.Application = Nothing
        Dim objPartDocument As SolidEdgePart.PartDocument = Nothing
        Dim objConstructions As SolidEdgePart.Constructions = Nothing
        Dim objSurfaceByBoundaries As SolidEdgePart.SurfaceByBoundaries = Nothing

        Try
            OleMessageFilter.Register()

            objApplication = Marshal.GetActiveObject("SolidEdge.Application")
            objPartDocument = objApplication.ActiveDocument
            objConstructions = objPartDocument.Constructions
            objSurfaceByBoundaries = objConstructions.SurfaceByBoundaries

        Catch ex As Exception
            Console.WriteLine(ex.Message)
        Finally
            OleMessageFilter.Revoke()
        End Try
    End Sub
End Module