проблема с qsslsocket

#include "qsslserverclass.h"
#include <QDebug>
QSSLServerClass::QSSLServerClass(int portServ, QObject *parent)
        : QTcpServer(parent)
{
    portServer = portServ;
}
 
bool QSSLServerClass::startServer()
{
    if(!listen(QHostAddress::Any,portServer)){
        qDebug()<<"error";
        close();
        return false;
    } else{
        return true;
    }
}
 
void QSSLServerClass::incomingConnection(qintptr handle)
{
    qDebug()<<"incomingConnection on socket:"<< handle;
    emit(signalNewConnection(handle));
   // new QSSLServerConnectionClass(handle, this);
     servclass = new QSSLServerConnectionClass(handle,this);
}
 
void QSSLServerClass::slotSendMes(QString str)
{
    qDebug()<<"2"<<str;
    servclass->SendMes(str);
}
 
QSSLServerConnectionClass::QSSLServerConnectionClass(quint16 socketNum, QObject *parent)
    : QObject(parent)
{
   sslSocket = new QSslSocket(this);
   sslSocket->setSocketDescriptor(socketNum);
 
   QFile certFile(QStringLiteral(":/certificate.pem"));//Написать свои?
   QFile keyFile(QStringLiteral(":/private.key"));// Или оставить эти? Или заказать на сайте бесплатные?
   certFile.open(QIODevice::ReadOnly);
   keyFile.open(QIODevice::ReadOnly);
   sslCertificate = new QSslCertificate(&certFile);
   sslKey = new QSslKey(&keyFile,QSsl::Rsa);
   certFile.close();
   keyFile.close();
 
   sslSocket->setLocalCertificate(*sslCertificate);
   sslSocket->setPrivateKey(*sslKey);
   sslSocket->setProtocol(QSsl::AnyProtocol);
 
   connect(sslSocket,SIGNAL(connected()),this,SLOT(slotConnected()));
   connect(sslSocket,SIGNAL(encrypted()),this,SLOT(slotReadyRead()));
   connect(sslSocket,SIGNAL(disconnected()),this,SLOT(slotDisconnected()));
   connect(sslSocket,SIGNAL(error(QAbstractSocket::SocketError)),this,SLOT(slotSSLErrors(QAbstractSocket::SocketError)));
/////Отправляет
QByteArray array;
  QString str = "[server]>> Hello my friend\n";
   array.append(str);
   sslSocket->write(array);
 
   sslSocket->startServerEncryption();
 
/////уже не отправляет
QByteArray array;
  QString str = "[server]>> Hello my friend\n";
   array.append(str);
   sslSocket->write(array);
}