infineaTab M 2D while swiping as delegates methods are not calling

Recently i have integrated the infineaTab M 2D with my project .now i am able to scan the barcode but I am unable to get swipe the card details because delegate methods are not getting called .Could you please suggest me is there is any change in delegate methods for infinea tab M 2D .Is I am missing any thing to include.

Note:Same project is working fine I am able to get the details using Linea Pro 5.