Its not working at all login error message invalid user name password changed password in backend still not working


I’m not able to login after installation setup, I have followed
the all steps and also created one user but,

and also followed the following instructions which is need to run this affiliate program

PHP 5.3.0+ (may work with older versions)
Mysqli (the mysql improved extension)
PHP intl extension ENABLED (check with your hosting provider)
Apache 1.3 or later for Mod_Rewrite

Using user name and password I’m not able to login with

Login to what?

Thanks its done