Habe Script Errors

C:\Users\Habib\Desktop\dokumente und ähnliches\GCR Script\gamemodes\TNGR.pwn(3302) : error 012: invalid function call, not a valid address
C:\Users\Habib\Desktop\dokumente und ähnliches\GCR Script\gamemodes\TNGR.pwn(3302) : warning 215: expression has no effect
C:\Users\Habib\Desktop\dokumente und ähnliches\GCR Script\gamemodes\TNGR.pwn(3302) : error 001: expected token: ";", but found ")"
C:\Users\Habib\Desktop\dokumente und ähnliches\GCR Script\gamemodes\TNGR.pwn(3302) : error 029: invalid expression, assumed zero
C:\Users\Habib\Desktop\dokumente und ähnliches\GCR Script\gamemodes\TNGR.pwn(3302) : fatal error 107: too many error messages on one line

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

4 Errors.

format(string,sizeof(string),"Du wurdest von %s entmuted",PlayerName(playerid));

ocmd:unmute(playerid,params[])
{
if(isPlayerAnAdmin(playerid,1))//<-- Abfrage anpassen!
{
new pID;
if(sscanf(params,"u",pID))return SendClientMessage(playerid,COLOR_GREY,"Usage: /unmute [PlayerID]");
{
if(GetPVarInt(pID,"Mute")!=0)
{
new string[128];
format(string,sizeof(string),"Du wurdest von %s entmuted",PlayerName(playerid));
SetPVarInt(pID,"Mute",0);
SendClientMessage(pID,COLOR_GREEN,string);
SendClientMessage(playerid,COLOR_GREEN,"Erfolgreich Entmuted.");
return 1;
}
}
}
return 1;
}