The problem was that the ofwsock variable was released prematurely.

>Now it seems to run ok even on mine...maybe it was the OLEPUBLIC form which made the difference :)
>i will let you know as soon as I understand if it was it :)
>thank you
>
>
>>It runs fine on my PC with sub-classed winsock under VFP9.
>>Try to make oFwsock a property of the Pop3EmailClass class
>>

>>* Init
>>This.ofwsock = CreateObject('fwsock')
>>This.oSocket = This.oFwsock.sock.object
>>...
>>
>>* Destroy
>>This.oSocket = NULL
>>This.ofwsock = NULL
>>

>>