help please with zs

ok so i downloaded zombiesurvival, but it wont let me play it online. i can join zs servers, but i cant change zombie classes, etc. it acts like i dont have it downloaded. can someone please help

are your F keys unbound?

how do i do that??

[editline]03:57AM[/editline]

i dont think it will help. the custom things form the gamemode dont show. it worked for me before the update.