im not sure if this is the right category for this, but here goes
Recently ive noticed that whenever (happens all the time for me, even on other places) i try to move the lower torso of a rig when animating, this happens
https://gyazo.com/5aca3570ff1357a84058d94e8c86a72d
im unsure whats going wrong since theres no error message, or anything of the sorts anywhere
it seems to have been the case since the most recent update of the animation editor