Can you please share the code piece ?

I feel the problem is with requesting token using Javascript, because when I requested token using JSON client like Postman or ARC(Advance REST Client) It work successfully and I got the JSON response with Access Token. Do you have idea to get Token using Javascript or AJAX ?

I am getting this : XMLHttpRequest cannot load https://api.demdex.com/oauth/token. Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'null' is therefore not allowed access. The response had HTTP statu...

Hi Unni,I have tried both beta and production site, still facing the same issue. I think this might be a cross domain issue as I am runnin code from a local file

Hey Aman,I am not using any tool, I am just doing it via Javascript. I feel there is some cross domain issue.

Hi Unni,Please find sample request below :$.get( {    url: 'https://api-beta.demdex.com/oauth/token',    type: 'POST',  dataType : "jsonp",    data: { content: 'grant_type=password&username=ABCDEFHG&password=XOXOX1234' },    beforeSend : function( xhr ) {        xhr.setRequestHeader( "Authorization"...