Assass1n

PBBan kick me on some servers and some not! I never cheated or used a hack... but im in the pbban database. Today i played in my server clan =S4F= soldiersforfun that have pbban streaming (2 servers, 16 and 24 players) and all ok... tonight the server 24 ok but the server 16 banned me for multihack... why? i never used hack or cheats.