I don't know about many instances as NT service, but I don't see why it would be a problem. But there were some threads a few months ago about VFP programs running continuosly. Maybe you find something in those threads...

Vlad

>I look all over the code and there is nothing forget that could clear the events. Is there a problem using many instance (3) of VFP5.0 as a NT service ?
>
>:0)