Bug of /tie

[Aziz nWo]

Your nickname: Aziz

Server: RPG1
Description of the bug: I just ask a play for rob then i /tie him .... and in a sec he go afk then i didn't found him in the car he didn't /q or crash etc ... he go afk(2sec) then he is not in the car omg .... i didn't /untie him
Screenshot(s): http://imgur.com/a/92A9X

[F4L KillerFish]

First photo - D3NVER - id 439.

Second photo - D3NVER - id 490.