Theoretically , you should only have to "unregister" the DLL before you can modify it. Although I heard some others say sometimes it's necessary to reboot to clear all references to the DLL. Look at http://support.microsoft.com/support/kb/articles/q188/7/09.asp for more info. HTH.

>Hi~ All.
>I'm Testing VFP .dll in ASP Program.
>All processing in ASP could be handled by VFP dll(ASP Component).
>
>thoungh It works well, I have a problem with it( VFP Dll ).
>After I call in the ASP Web page my Dll ( CreateObject command used. ), my dll can be modified.
>Only 'File Access is denied' message would be seen.
>How can I stop my dll ?
>Should I always rebooting to modifiy my dll ?
>
>if you any information, please send me a information .
>
>Thanks.