Check if their anim instance was reset or cleared. That usually causes T-posing. If the anim instance is set inside of the blueprint then go to it in the content browser and open it and see if there are any compile errors on it.
Check if their anim instance was reset or cleared. That usually causes T-posing. If the anim instance is set inside of the blueprint then go to it in the content browser and open it and see if there are any compile errors on it.