Create a page called "info.php" and put the following in it:
<?php phpinfo(); ?>
That's it, and send me the link.Also, if you have 4 and 5 concurrently, ask your host how to run on only 5, it seems like you can run them together, probably have to enable 5 through an .htaccess file (Check with your host)The database is populated/tables are created by the installer, but you need to create the database, and give the db name/username/password to the installer (see the docs). And yes, it has to be done by the installer.Also, reupload from scratch. Sometimes FTP breaks mid-upload, and just will reconnect, but the file it breaks on will be corrupted. Nabeel