diff -r 5d5d7db9f417 -r 7b2bd37d7503 QTfrontend/hwform.cpp
--- a/QTfrontend/hwform.cpp	Tue Apr 02 00:13:25 2019 +0200
+++ b/QTfrontend/hwform.cpp	Tue Apr 02 01:03:39 2019 +0200
@@ -168,7 +168,7 @@
 
     config = new GameUIConfig(this, DataManager::instance().settingsFileName());
     frontendEffects = config->value("frontend/effects", true).toBool();
-    playerHash = QString(QCryptographicHash::hash(config->value("net/nick",tr("Guest")+QString("%1").arg(rand())).toString().toUtf8(), QCryptographicHash::Md5).toHex());
+    playerHash = QString(QCryptographicHash::hash(config->value("net/nick", config->getRandomNick()).toString().toUtf8(), QCryptographicHash::Md5).toHex());
 
     // Icons for finished missions
     finishedIcon.addFile(":/res/missionFinished.png", QSize(), QIcon::Normal, QIcon::On);
@@ -521,7 +521,7 @@
 
     if(teamslist.empty())
     {
-        QString currentNickName = config->value("net/nick",tr("Guest")+QString("%1").arg(rand())).toString();
+        QString currentNickName = config->value("net/nick", config->getRandomNick()).toString();
         QString teamName;
         int firstHumanTeam = 1;
         int lastHumanTeam = 2;
@@ -1523,7 +1523,7 @@
     if (hwnet->m_private_game == false && AskForNickAndPwd() != 0)
         return;
 
-    QString nickname = config->value("net/nick",tr("Guest")+QString("%1").arg(rand())).toString();
+    QString nickname = config->value("net/nick", config->getRandomNick()).toString();
     ui.pageRoomsList->setUser(nickname);
     ui.pageNetGame->setUser(nickname);
 
@@ -1542,7 +1542,7 @@
     QString password;
 
     do {
-        nickname = config->value("net/nick",tr("Guest")+QString("%1").arg(rand())).toString();
+        nickname = config->value("net/nick", config->getRandomNick()).toString();
         hash = config->passwordHash();
         temphash = config->tempHash();