First download setup.php from this post
for nulling go to installer folder and replace with old setup.php
thats it
so after installing you can login or signup its becuz u must read documetation
Getting Started
Installation
After the purchase, you will get a zip file.
1) Upload that zip file to the root folder or inside any folder where you want your shop to run.
2) Extract that zip there, and make sure all the folders and file are just inside the folder where you have extracted.
3) Rename htaccess.txt to .htaccess
( Best way to do is, Create .htaccess file and copy the content of htaccess.txt to the newly created .htaccess file.)
4) Type the
domain-name/folder-name on browser's url, like :