><< What script is causing this error?
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>The login form come up fine. The ACTION is set to go to checklogin.asp.
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>If I leave the user name field blank, hit the continue button, it calls checklogin.asp and displayes my custom error message. I have a HREF tag to allow them to go back to the page.
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>If I put a name in the field, checklogin.asp gives me the error at the line:
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> Response.Redirect "http://web1/scripts/myHome.asp"
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>Again, the error is the HTTP Header error...
>
>Thanks

You can not issue a Response.Redirect after you have sent header info back to the client. You must issue the redirect prior to sending any html data.