>>

>>[Files]
>>Source: ..\WINDOWS\SYSTEM\COMCTL32.OCX; DestDir: {sys}; Flags: regserver sharedfile onlyifdoesntexist
>>

>
>Claudio,
>
>Just a heads up: Since version 4.0.10 of Inno Setup, using your own Windows System directory as the source for DLL files has been prohibited for safety reasons. I'm not sure if this applies to OCX files as well, but in either case the solution is simply to copy the DLL or OCX to a deployment folder and source it from there.

Thanks for that input Rick. At least I did it this way already.