Showing blank screen on importing the mov video in photoshop desktop Windows

I had created a animation in after effect and I need a gif of the same. So I've render the video in following setting "Quicktime & RGB + Alpha" then I import the rendered video.mov into photoshop but that is showing a blank white document as video layer is available there but doc is white, May this issue is in the recently updated photoshop, Community Please help in this............