Kann mir einer biem fixxen helfen errors

Also volgende errors werden angezeigt

C:\DOKUME~1\MICHAE~1\Desktop\Meine.pwn(471) : error 001: expected token: "}", but found "forward"
C:\DOKUME~1\MICHAE~1\Desktop\Meine.pwn(1143) : error 009: invalid array size (negative, zero or out of bounds)
C:\DOKUME~1\MICHAE~1\Desktop\Meine.pwn(5536) : error 017: undefined symbol "newcar"
C:\DOKUME~1\MICHAE~1\Desktop\Meine.pwn(5555) : warning 209: function "OnPlayerStateChange" should return a value
C:\DOKUME~1\MICHAE~1\Desktop\Meine.pwn(25980) : warning 202: number of arguments does not match definition
C:\DOKUME~1\MICHAE~1\Desktop\Meine.pwn(30938) : error 010: invalid function or declaration
C:\DOKUME~1\MICHAE~1\Desktop\Meine.pwn(30946) : warning 202: number of arguments does not match definition
Pawn compiler 3.2.3664 Copyright (c) 1997-2006, ITB CompuPhase

4 Errors.

Zeile 471
forward IsAPlane(carid);

Zeile 1143

new PCarPos[200][SPS];

Zeile 5536
if(newcar == HafenKlause[v])

zeile 30938
return 1;

C:\DOKUME~1\MICHAE~1\Desktop\Meine.pwn(5536) : error 017: undefined symbol "newcar"

dieser error kommt trotzddem obwohl ich das shcon habe in new

hier

if(newstate == PLAYER_STATE_DRIVER) //buggy dont finnish
{// 38 / 49 / 56 = SS
new newcar = GetPlayerVehicleID(playerid);
new oldcar = gLastCar[playerid];
new housecar = PlayerInfo[playerid][pPhousekey]+1;
TelePos[playerid][0] = 0.0;
TelePos[playerid][1] = 0.0;
if(IsABoat(newcar))
{

und hier sind die Zeilen bei SPS

#define SPS
#define RunOutTime 15000
#define RefuelWait 5000
new PCarPos[200][SPS];
enum SPS
{
Float:PCarX,
Float:PCarY,
Float:PCarZ
}
#define CAR_AMOUNT 700 //Change to Your Vehicle Amount
new Gas[CAR_AMOUNT];

bitte ich brauche hilfe