Cannot find tag jhead on entity. (ONE PERSON)

[billy]

http://puu.sh/2qGYz

Well on my map, everyone can join and it's going jolly good. But some reason my friend gets this error. Only him. Can anyone help with this?


zone file: http://puu.sh/2qH45

my friend thinks is this error making it do it: http://puu.sh/2qH3f