Private Sub Form_Load()
    Dim objApp As SolidEdgeFramework.Application
    Dim objDoc As SolidEdgePart.PartDocument
    Const TESTFILE = "T:\vbtests\testcases\chead.par"
    Const SAVEFILE = "T:\vbtests\TestCases\temp.par"
    ' Report errors
    Const PI = 3.14159265358979
    ' Create/get the application with specific settings
    On Error Resume Next
    Set objApp = GetObject(, "SolidEdge.Application")
    If Err Then
        Err.Clear
        Set objApp = CreateObject("SolidEdge.Application")
        Set objDoc = objApp.Documents.Add("SolidEdge.PartDocument")
        objApp.Visible = True
    Else
        Set objDoc = objApp.ActiveDocument
    End If
    Call objDoc.Close
    ' opening the test case file
    Set objDoc = objApp.Documents.Open(TESTFILE)
    ' Using Close property without any of the arguments
    Call objDoc.Close
    If objApp.Documents.Count <> 0 Then
        MsgBox "Unable to close the document without using any arguments"
    End If
    ' Using Close property with saving it to a filename
    Set objDoc = objApp.Documents.Add(progID:="SolidEdge.PartDocument", TemplateDoc:="normal.par")
    Call objDoc.RefPlanes.AddParallelByDistance(parentplane:=objDoc.RefPlanes(1), normalside:=igRight, distance:=0.05)
    Call objDoc.Close(SaveChanges:=True, Filename:=SAVEFILE)
    If objApp.Documents.Count <> 0 Then
        MsgBox "Unable to close the document with changes"
    End If
    ' USER DISPLAY
    ' Release objects
    Set objApp = Nothing
    Set objDoc = Nothing
End Sub