In Solidworks 2011, CustomPropertyManager can be run. code is

***************************************

Sub main1()

Dim swApp As SldWorks.SldWorks
Dim swModel As ModelDoc2, Str, oStr
Dim swCustProp As CustomPropertyManager
Dim s As CustomPropertyManager
   Set swApp = Application.SldWorks
   Set swModel = swApp.ActiveDoc
   swModel.Extension.CustomPropertyManager
Dim Wk As Workbook, Sht As Worksheet, Rng As Range
   Set Wk = connectXls
   Set Sht = Wk.Sheets(1)
   With Sht
     nn = .Range("A65536").End(3).Row
     Set Rng = .Range(.Cells(3, 1), .Cells(nn, 1))
     Debug.Print Rng.Address
   End With
   'Stop
   For ii = 1 To Rng.Rows.Count
     Str = Rng(ii, 1)
     Set swCustProp = swModel.Extension.CustomPropertyManager(Str)
     swCustProp.Add2 "质量", swCustomInfoType_e.swCustomInfoText, "MyValue"
     oStr = "SW-Mass@@" & Str & "@" & swModel.GetTitle
     Debug.Print oStr
    swCustProp.Set "质量", Chr(34) & oStr & Chr(34)
   Next ii

End Sub

******************************************

In Solidworks 2006, CustomPropertyManager don't run.

Help me.

which one the Solidworks version, have the CustomPropertyManager sentence