WorldGuard

? @EventHandler
    public void onProjectileHit(ProjectileHitEvent event) throws NotRegisteredException{
        if(((Player) event.getEntity().getShooter()).hasPermission("valkyriebows.tnt.shoot") || ((Player) event.getEntity().getShooter()).hasPermission("senseless.permission")){
        Projectile projectile = event.getEntity();
        Player p = (Player) projectile.getShooter();
        Plugin plugin = Bukkit.getServer().getPluginManager().getPlugin("WorldGuard");
        Location location = new Location(projectile.getLocation().getWorld(), projectile.getLocation().getX(), projectile.getLocation().getY(), projectile.getLocation().getZ()) ;
        ConfigurationManager cfg = plugin.getGlobalStateManager(); //eclipse says i need to cast this to object. What did i do wrong?
        World world = location.getWorld();
        WorldConfiguration wcfg = cfg.get(world);
        if(explosiveArrayList.contains(projectile)){

            if(!wcfg.blockOtherExplosions){
                projectile.getWorld().createExplosion(projectile.getLocation(), 2.0F);
                explosiveArrayList.remove(projectile);
            }
        }
        }
        }
    }