Randal shows how a common problem in using a FutureBuilder or StreamBuilder can easily be corrected. TL;DR: do not construct the future or the stream as the argument to the builder. Stash it into a state variable somewhere else so it gets constructed only once. UPDATE: @JohannesMilke did another take on this: https://www.youtube.com/watch?v=Pp3zoNDGZUI and https://www.youtube.com/watch?v=g8Y1Eqa4pbc ... Check it out! Support Randal on Patreon via https://www.patreon.com/randalschwartz Or buy Randal a Coffee via https://www.buymeacoffee.com/randalschwartz