I tried:

Regsvr32 Richtx32.OCX and
Regsvr32 "Richtx32.OCX"

and run it "As Admin"

But in both cases I receive the error "You must specify a binary name".

>Did you specify the name of ocx/dll to register?
>
>>Thanks, that brings me a little bit further. Now I get another message that says "You must specify a binary name". Any clue what that could mean?
>>
>>
>>>When UAS is enabled, login in as administrator is not enough. You've to run regsvr32 'As Admin'.
>>>
>>>>
>>>>I have a problem getting Richtx32.OCX to work under Vista. When I try regsvr32 Richtx32.OCX it gives an error and wont register.
>>>>
>>>>I an logged in as administrator, so that should not be the problem. Does this sound familiar?