Check your KiXtart version.

I've just tried this:
 Code:
Break ON

"KiXtart version: "+@KIX+@CRLF
For Each $sState in Split("ON OFF")
   $=SetOption("WOW64AlternateRegView",$sState)
   "With WOW64AlternateRegView "+$sState+" I get '"+ReadValue("HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\
Uninstall\{CE2CDD62-0124-36CA-84D3-9F4DCF5C5BD9}","DisplayName")+"'"+@CRLF
Next


And I get:
 Quote:
KiXtart version: 4.61 Beta 1
With WOW64AlternateRegView ON I get 'Microsoft .NET Framework 3.5 SP1'
With WOW64AlternateRegView OFF I get ''


Edited by Glenn Barnas (2009-11-21 06:06 PM)
Edit Reason: broke long line