example error in sap help

Hi sap support / BPC experts,

I was running custom logic of badi script example for declining depreciation which I got it from sap bpc help web. My development server is running on NW 7.31, the script could not run and several error messages while I validated it. I got the badi script from this link

http://help.sap.com/saphelp_bpc10_nw/helpdata/en/f0/4254a006574fed9a65f3661a07e3e7/content.htm

Please inform me where is badi script correctly?

Kind Regards,