Windows 7 could not access vbscript run time for custom action or error 2738
From Andreida
- delete HKEY_CURRENT_USER\SOFTWARE\Classes\Wow6432Node\CLSID\{ B54F3741-5B07-11CF-A4B0-00AA004A55E8}
- console as admin
- cd %windir%\syswow64
- regsvr32 vbscript.dll