remove: - microsoft .net framework 4 client profile - microsoft .net framework 4 extended - microsoft visual c++ 2010 x86 redistributable
restart your pc, download the DB installationwizard from here run it as administrator. after the wizard is done, run windows update. And install all updates for .net & c++ restart
download a clean install of DB run diablo3 and demonbuddy as administrator.
i have follow ur instructions tony, but it wont attck.. i have attach plug in in DB folder, but it wont show in the check box on DB..it has the same problem d last time...