failed to load FlexPaperViewer.js. Check your resources

XMLHttpRequest cannot load http://ift.tt/1HxLzXt. No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://ift.tt/1HxLC5A' is therefore not allowed access.

this Error Comes

in file it does not finds FlexPaperViewer.js

if(!window["FlexPaperViewer_HTML"]){ jQuery.getScript(conf.jsDirectory+'FlexPaperViewer.js').then(function(){scriptPromise.resolve();}).fail(function(){ if(arguments[0].readyState==0){ console.log("failed to load FlexPaperViewer.js. Check your resources"); }else{ //script loaded but failed to parse console.log(arguments[2].toString()); } }); }else{ scriptPromise.resolve(); }