ragdoll problems

i’m trying to make a game with ragdoll physics. but i’ve come to a problem: my ragdoll swings backward and forward like it’s dancing and it’s torso falls off. i’ll post a blend soon enough.

(that is once i find a suitable and free and simple host, that is :P)

i managed to fix falling torso but the ragdoll looks like swinging s***.

here’s a picture: