Access token is invalid or expired

Posted in General by Manichandra Singh Thu Nov 09 2017 12:01:45 GMT+0000 (UTC)·Viewed 217 times

I am using android sdk and spring framework for backend. backend server generate the access_token and my app create a payment request but in callback it return { "success": false, "message": "Authentication credentials were not provided." } any ideas guys . thanks in advances
Markdown is allowed