So me and my friend was playing on our new modded forge 1.16.1 survival server (ran on Aternos) with another friend, and my friends minecraft worked perfectly fine an hour ago but now when they try to join their screen gets stuck on encyrpting when they try to join and then minecraft stops responding, but me and my other friend can join just fine, same mods, same version of forge and minecaft, heres a log of my end aka the aternos log when they tried to join
https://mclo.gs/8xYRvuo
and heres their log
https://mclo.gs/TnEw6YV
ps. they also have the same mods and version of forge as us