I started to get the "A server error has occured. Please try again later." error in some of my apps.

SDK 8.4.1
I started to get the "A server error has occured. Please try again later." error in some of my apps.

SDK 8.4.1
Reselect the app from the selection list a few times; sometimes it only works after the fifth attempt or so.
yeah. That is what called a bug I guess :) It might not be a bug in the app, maybe it's some issue in the backend.