Web server is Apache?Failed You MUST have an Apache based server to use mod_rewrite and .htaccess which is required. Support for other servers may come in the future, but is not a priority right now. mod_rewrite is installed and loaded?Failed Rewrite module is required for URL rewriting features. For directions on enabling or installing mod_rewrite Google 'how to install mod_rewrite'.
If you never got anywhere, you could also try to move the "htaccess.txt" file to ".htaccess", as sometimes the scripts require that in order for the error to go away.