well if i am repeated the same thing again and again i will apologized but unfortunely its not the same.Ok. That stories was disabled while solving white bug gallery issue. If you want to see stories you will get white thumbnail bug issue each time you open the gallery app and will have to delete cache of gallery app each time before openning it.
Sent from my Galaxy Note5 using XDA Labs
open gallery
go to stories created.
after stories created its fc.
so try your solution clear cache and data for gallery app
still same
my question is do you have tried to test it before come to my conclusion?