RLCraft Server error

Okay so I was playing RLCraft fighting a dragon then the dragon flung me somewhere which made me got kicked from the server? And the message is Invalid Move Player packet received. Now I cant join back everytime I try to reconnect

https://mclo.gs/knJRkkl

I wouldn't want to delete the whole file since my other friends are playing, I would just like to delete mine, how Do I know which is mine?