Quest UI Interaction is not working properly

Hi ,
       I have implement the quest development app using Oculus integration plugin. I have build the demo scenes selection option using unity buttons. the UI interactions is not working properly. when i click the button some time it's call on first click and some times it's not called on first click. it's take some more interaction to click events.
i need to interact the button on first click for all time.
i have using the following Versions : 
Unity - 2019.3.3f1
Oculus - 20.1