Nextbots found alive mid outbreak

Hey so i was making smth in the mid 2013 roblox studio client, but eevrytime i try to load a r6 rig i downloaded to my pc i keep getting this error, can someone please help?

Itz meh birthday!!! :D

(wich means im 1 step closer to the inevitable fate of beco,ming an adult... Hoooray...)

is this rare

I AM JEFF THE KILLER!

I AM JEFF THE KILLER!

I AM JEFF THE KILLER!

I AM JEFF THE KILLER!

I AM JEFF THE KILLER!

I AM JEFF THE KILLER!

173 model i made for an obby im working on

Her name is Bella trust

Horrible attempt at a fanmade 173 design.

Also uhhh merry christmas i suposse.

Green Jerry and Blue Carl or smth i dont even know anymore

I DID IT I FINALLY F####### DID IT