Help with bad vphysics sawp

Hello, I do not konw if this is the right place to post this. I'm having trouble whit the bug "bad vphysics sawp for prop_ragdoll". I'm using the magic wand rewrite for a hogwartsrp server and sometimes, magics that knockdown other players (like stupefy or rictusempra) crash the server whit that bug in console. Anyone know someting that can helpe me solve this? Thanks :D