Logrй darme cuenta al reparar ese error por primera vez, pero ahora me sigue saliendo y los case no estбn repetidos, йsta es mi callback:
public OnPlayerSpawn(playerid){
    switch(GetPlayerTeam(playerid)){
        case 0:{ //equipo 1
            switch(Ciudades[playerid]){
                case LOS_SANTOS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case SAN_FIERRO:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case LAS_VENTURAS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
            }
        }
        case 1:{ //equipo 2
            switch(Ciudades[playerid]){
                case LOS_SANTOS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case SAN_FIERRO:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case LAS_VENTURAS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
            }
        }
        case 2:{ //equipo 3
            switch(Ciudades[playerid]){
                case LOS_SANTOS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case SAN_FIERRO:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
				case LAS_VENTURAS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
        case 3:{ //equipo 2
            switch(Ciudades[playerid]){
                case LOS_SANTOS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case SAN_FIERRO:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case LAS_VENTURAS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
            }
        }
        case 4:{ //equipo 2
            switch(Ciudades[playerid]){
                case LOS_SANTOS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case SAN_FIERRO:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case LAS_VENTURAS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
            }
        }
        case 5:{ //equipo 2
            switch(Ciudades[playerid]){
                case LOS_SANTOS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case SAN_FIERRO:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
                case LAS_VENTURAS:{ SetPlayerPos(playerid, 0, 0, 0); SetPlayerFacingAngle(playerid, 0); }
            }
        }
 		}
        }
        //ETC..
    }
    return true;
}