I got that exact same error message a couple days ago. It could just be a connection issue. Like 0 Dislike 0 Log in to post comments Report
Doubt it. Apparently 803-3101 means that Google's API flagged your phone. Edit: 803-3101 was LITERALLY the next error code I got starting up FEH, still booted up fine. Looks like I'm retarded. Like 0 Dislike 0 Log in to post comments Report
Had the same thing today, but it was my internet connection Like 0 Dislike 0 Log in to post comments Report
Did you receive external confirmation that you're banned? I ran a Google search on the error code and I found some potential answers including https://www.perfectly-nintendo.com/fire-emblem-heroes-comprehensive-list-issues-possible-fixes/ Like 0 Dislike 0 Log in to post comments Report