Simplicity itself, Claudio.

Thank you.

Alex

>Hi Alejandro
>>
>>How can you determine programatically if a particular dll is registered?
>>
>Trapping error.. (It´s what I do)
>
>

>llerror=.f.
>on error llerror = .t.
>
>* make your call
>
>if  llerror
>    * no dll or dll it is not working
>endif
>

>
>
>HTH
>
>Claudio