I have a little ASP application that works fine on my development server. On the production server I get:
CDO.Message.1 error ‘80040220’
The “SendUsing” configuration value is invalid.
These are the things that make web application development a bit maddening.
[…] Yesterday’s morning R&D centered around trouble shooting an SMTP problem with a Windows2003 server and ASP. Basically, I don’t get the error on my development server, which is still a Windows2000 machine. That means it could be code or server setup. The problem manifests itself when an attempt is made to send an email after a form is submitted. CDO.Message.1 error ‘80040220′ […]