Trouble with upgrade to Backlight 3 from Backlight 1.1

I have read the instruction to first upgrade to Backlight 1.2.4 before upgrading to backlight 3 which I have purchased. After replacing all the modules instructed to for the 1.2.4 upgrade, I attempted to go to and the browser gives me an error about too many redirects and the url for the bowser is

What have I done wrong?

It sounds like perhaps a .htaccess file is in the wrong place.

Make sure that the .htaccess file that’s in the root of the unzipped file is uploaded to the root of your site and that the .htaccess file inside of the backlight/ folder (Found in the unzipped folder) is uploaded to the backlight/ folder on the site.

You were right on again… You guys are great!