fehler oder error dcmd_evcar

ja hallo ich bekomme ganze zeit diesen fehler dcmd_evcar und brauche dringend hilfe
danke vorauss

unde die zeile ist fehler
dcmd(evcar,5,cmdtext);
und die zeile gehört zu dem hir

dcmd_evcar(playerid,params[])
{
new vehID;
if(sscanf(params,"d",vehID))
return SendClientMessage(playerid, COLOR_GRAD1, "Benutzung: /evcar [CarID]");
if(IsPlayerAdmin(playerid))
new Float:x,
Float:y,
Float:z;
GetPlayerPos(playerid, x,y,z);
CreateVehicle(vehID, 1, 1, x,y,z, 10);
return SendClientMessage(playerid, COLOR_GRAD1, "Eventauto erfolgreich gespawned!");
}
und dann kommt des error
C:\Users\argjend\Desktop\american.pwn(52210) : error 003: declaration of a local variable must appear in a compound block
C:\Users\argjend\Desktop\american.pwn(52210) : warning 221: label name "Float" shadows tag name
C:\Users\argjend\Desktop\american.pwn(52210) : warning 217: loose indentation
C:\Users\argjend\Desktop\american.pwn(52210) : error 017: undefined symbol "x"
C:\Users\argjend\Desktop\american.pwn(52210 -- 52212) : warning 215: expression has no effect
C:\Users\argjend\Desktop\american.pwn(52213) : error 017: undefined symbol "x"
C:\Users\argjend\Desktop\american.pwn(52214) : error 017: undefined symbol "x"
C:\Users\argjend\Desktop\american.pwn(52210) : warning 203: symbol is never used: "Float"
Pawn compiler 3.2.3664 Copyright (c) 1997-2006, ITB CompuPhase

4 Errors.