private void makeCircularFieldList(FieldCircularList[] map) throws NoInstanceException {
		boolean jailField = false;
		boolean parkingField = false;
		FieldCircularList prev = map[0];

		if(prev instanceof Go) {
			for(int i = 1; i < map.length; i++) {
				map[i].add(prev);
				prev = map[i];
				if(map[i] instanceof Jail) {
					jailField = true;
				} else if(map[i] instanceof Parking) {
					parkingField = true;
				}
			}

			if(!jailField) {
				throw new NoInstanceException("Jail");
			} else if(!parkingField) {
				throw new NoInstanceException("Parking");
			}
		} else {
			throw new NoInstanceException("Go");
		}
	}