My wife's galaxy 7 edge says unfortunately messages backup&sync has stopped. How do I fix this?

[AC Question]

My wife's galaxy 7 edge has a population up that says Unfortunately, messages backup &Sync has stopped

 

[Q115115]

Re: My wife's galaxy 7 edge says unfortunately messages backup&sync has stopped. How do I fix this?

Try it again. Does it keep failing or is it just a one time thing? It's normal if it fails every once in a while since internet connections are inherently unreliable.