Reporting ArrayIndexOutOfBoundsException

Main.java

package test.cipher.pqc.sample005;

import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.PrivateKey;
import java.security.Provider;
import java.security.PublicKey;
import java.security.SecureRandom;
import java.security.Security;
import java.util.Arrays;

import javax.crypto.KeyAgreement;

import org.bouncycastle.pqc.jcajce.provider.BouncyCastlePQCProvider;

public class Main {

	public static void main(String[] args) throws Exception {
		SecureRandom random = new SecureRandom();

		Provider providerPQC = Security.getProvider("BCPQC");
		if (providerPQC == null) {
			Security.addProvider(providerPQC = new BouncyCastlePQCProvider());
		}
		
		KeyPairGenerator generator = KeyPairGenerator.getInstance("NH");
		generator.initialize(1024, random);

		KeyPair pair1 = generator.generateKeyPair();
		KeyPair pair2 = generator.generateKeyPair();

		PublicKey publicKey1 = pair1.getPublic();
		PrivateKey privateKey1 = pair1.getPrivate();
		PublicKey publicKey2 = pair2.getPublic();
		PrivateKey privateKey2 = pair2.getPrivate();

		KeyAgreement agreement = KeyAgreement.getInstance("NH");

		agreement.init(privateKey1, random);
		agreement.doPhase(publicKey2, true);
		byte[] secret1 = agreement.generateSecret();

		agreement.init(privateKey2, random);
		agreement.doPhase(publicKey1, true);
		byte[] secret2 = agreement.generateSecret();

		if (Arrays.equals(secret1, secret2)) {
			System.out.println("OK");
		} else {
			System.out.println("NG");
		}

	}

}

output.txt

Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 1824
	at org.bouncycastle.pqc.crypto.newhope.NewHope.decodeB(Unknown Source)
	at org.bouncycastle.pqc.crypto.newhope.NewHope.sharedA(Unknown Source)
	at org.bouncycastle.pqc.crypto.newhope.NHAgreement.calculateAgreement(Unknown Source)
	at org.bouncycastle.pqc.jcajce.provider.newhope.KeyAgreementSpi.engineDoPhase(Unknown Source)
	at javax.crypto.KeyAgreement.doPhase(KeyAgreement.java:567)
	at test.cipher.pqc.sample005.Main.main(Main.java:40)