How to generate stack file to deploy SAP_UI 750

Hello Everyone,

I want to deploy SAP_UI 750 addon to integrate NWBC with fiori launchpad. I have tried to install in SAINT but it is not allowing to deploy rather it is asking stack file for the same.When i tried to generate stack file SAP_UI 750 was not included on queue.Anyone have faced same issue and could you please provide some solution.