[DanishHaq]

Try this instead:

pawn Код:

public OnPlayerRequestClass(playerid, classid)
{
    if(gPlayerLogged[playerid] == 0)
    {
        if(gPlayerAccount[playerid] == 0) { DisplayDialogForPlayer(playerid, 2); return 1; }
        else { DisplayDialogForPlayer(playerid, 1); return 1; }
    }
    return 1;
}