Symptom
Parameters for reports are not showing up in Millennium from custom crystal formats.
1) Running procmon.exe on the IIS indicates the following:
Access denied at registry key HKLM\Software\Wow6432Node\Business Objects\Suite 12.0 ACCESS DENIED.
Access denied - create file accessing C:\windows\temp on IIS APPPOOL\MillAppPool
2) Procmon.exe on IIS also displays ACCESS DENIED on C:\ folder which requires write permissions for anonymous access user and app pool identity