>Hi everybody,
>
>My page was working on Tuesday except that it was not working the way I wanted.
>
>Anyway, today it's refusing to run giving me "Error 17 External component has thrown an exception."
>
>Obviously it's not helpful.
>
>I found this http://dotnetdebug.net/2007/05/21/external-component-has-thrown-an-exception-in-aspnet/
>
>but I'm still stumbled on "Attach WinDbg to the ASP.NET worker process (w3wp.exe in Windows 2003, aspnet_wp.exe in Windows XP/2000) "
>
>I don't see aspnet_wp.exe in the Processes, I tried to attach the process from the WinDbg itself, but I'm not sure which process it should be.

You won't see it if you're testing your pages via the built-in web server (Cassini) that Visual Studio provides. You'll see it appear in the task bar when you "run" the website. I've never tried attaching WinDbg to it, but you might want to try - it shows up as WebDev.WebServer.