error 017, fatal error 107, error 001, error 029 помогите

[MITQAA]

C:\Users\MITQAA\Desktop\vo\gamemodes\new1.pwn(1145) : error 017: undefined symbol "IsACop"
C:\Users\MITQAA\Desktop\vo\gamemodes\new1.pwn(1149) : error 017: undefined symbol "ReturnUser"
C:\Users\MITQAA\Desktop\vo\gamemodes\new1.pwn(1154) : error 017: undefined symbol "IsACop"
C:\Users\MITQAA\Desktop\vo\gamemodes\new1.pwn(1155) : error 017: undefined symbol "PlayerCuffed"
C:\Users\MITQAA\Desktop\vo\gamemodes\new1.pwn(1155) : warning 215: expression has no effect
C:\Users\MITQAA\Desktop\vo\gamemodes\new1.pwn(1155) : error 001: expected token: ";", but found "]"
C:\Users\MITQAA\Desktop\vo\gamemodes\new1.pwn(1155) : error 029: invalid expression, assumed zero
C:\Users\MITQAA\Desktop\vo\gamemodes\new1.pwn(1155) : fatal error 107: too many error messages on one line

Compilation aborted.Pawn compiler 3.2.3664	 	 	Copyright (c) 1997-2006, ITB CompuPhase


7 Errors.

вот строчки

1145: 	if(IsACop(playerid))

1149:         giveplayerid = ReturnUser(tmp);

1154:         	if(IsACop(giveplayerid)) return    SendClientMessage(playerid, COLOR_GREY, "Вы не можете надеть наручники на законника!");

1155:         	if(PlayerCuffed[giveplayerid] > 0) return    SendClientMessage(playerid, COLOR_GREY, "Игрок уже в наручниках!");