Startup Design Framework, Less compiler or Windows not working?

Question

Less

I bought Startup Design Framework. Trying to compile Less files and nothing!
Compiler: WinLess
OS: Windows 7 Ultimate x64

/*Paths to base style*/
@flat-ui-path: "../flat-ui/";
@common-files-path: "../common-files/";
@ui-kit-path: "../ui-kit/";
@img-path: "../../img/";

/*Common styles*/
@import '@{flat-ui-path}less/config.less';
@import '@{flat-ui-path}less/mixins.less';
/*only fo flat-ui free*/
@import '@{common-files-path}less/flat-ui-free2.0.0-fix.less';
/* end only for flat-ui free*/
@import '@{common-files-path}less/helper.less';
@import '@{common-files-path}less/mixins.less';
@import '@{common-files-path}less/navbar.less';
@import '@{common-files-path}less/common.less';



/*Custom Blocks*/
@import '@{ui-kit-path}ui-kit-header/less/header-8.less';
@import '@{ui-kit-path}ui-kit-content/less/content-3.less';
@import '@{ui-kit-path}ui-kit-content/less/content-4.less';
@import '@{ui-kit-path}ui-kit-content/less/content-8.less';
@import '@{ui-kit-path}ui-kit-content/less/content-15.less';
@import '@{ui-kit-path}ui-kit-content/less/content-30.less';
@import '@{ui-kit-path}ui-kit-footer/less/footer-1.less';



/*Custom Variables*/
@import url(http://fonts.googleapis.com/css?family=Ubuntu:400,700&subset=latin,cyrillic);
@h-font-family: 'Ubuntu', sans-serif;
@base: #8fd400;
@link-color: #428bca;


/*Custom Styles*/
body > section {
  padding-top: 50px;
  padding-bottom: 50px;

  @media (max-width: 480px) {
    padding-top: 40px;
    padding-bottom: 40px;
  }
}

.background {
    background-image:url('@{img-path}mac_and_notebook.jpg');
    opacity: 70;
    }

Answer 1

WinLess, probably, when compiling, writes what errors occurred?