This could be a one-time thing, but I will post it here for the masses to figure out.<br><br>I downloaded the beta (3).<br>Ran it.<br>Selected a "host"<br>Clicked "Trace"<br>Watch for about 10 plots.<br>Click the up arrow on the "Samples to Include"<br>--- Access Violation ---<br><br>Click on anything else that is a valid clickable area.<br>I had to Alt-F4 to quit the program.<br><br>If it happens again I will try to post a better list of things I did.<br><br><br>Thomas Mon<br>USA domains, Inc.<br>http://www.usadomains.com