<BUG>private final UINT32 protocolVersion;public InitCommandAckPacket(UINT32 connectionNumber, UUID guid, String name, UINT32 protocolVersion) {super(Type.INIT_COMMAND_ACK);</BUG><CONTEXT>public final class InitCommandAckPacket extends PtpIpPacket {private static final int MIN_SIZE_IN_BYTES = UINT32.SIZE_IN_BYTES + GUID.SIZE_IN_BYTES + STR.MIN_SIZE_IN_BYTES + UINT32.SIZE_IN_BYTES;private final UINT32 connectionNumber;private final UUID guid;private final String name;<extra_id_0>Validators.validateNonNull("connectionNumber", connectionNumber);Validators.validateNonNull("guid", guid);</CONTEXT>
private final byte[] payload;