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

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?

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!

Is my topology good?

I sure love when the old roblox player collisions script breaks and makes the ragdolls stick to me.

Retrostudio pursuer model i made for fun

Nextbots found alive mid outbreak

Horrible attempt at a fanmade 173 design.

Also uhhh merry christmas i suposse.

is this rare

Her name is Bella trust