Quote Originally Posted by Doodlebuckets View Post
Initial responsehandler.php check gives me a prompt for userid and password If I click OK with my merchant id and key, the responsehandler.php forever will then take me to my homepage, probably b/c of the error page setup in my .htaccess file. If I click on cancel and don't enter in userid and pass, then I get " This server could not verify that you are authorized to access the document requested. Either you supplied the wrong credentials (e.g., bad password), or your browser doesn't understand how to supply the credentials required." 401 error.
Are you sure you need the .htaccess enabled? I don't have it enabled on mine and all works well. I believe it is only required to be enabled if you are running PHP over CGI. You might try to deactivate that setting and see if it works.