Adobe Flash Builder pureMVC_As3 2.0.4 login works in Flash Builder when developing and testing but does not when deployed.

I have Adobe Flash Builder 4.7 with air 15. I am using as3 PureMVC swc. The application works and logins to my server during development and testing. But the issue comes when I deploy the application in IOS 8. The login does not work. Can anyone help. Thanks in advance.