допилил ownerWidget в DataBaseLMS

ServerLMS/providerdblms.cpp

@@ -1,12 +1,14 @@
 #include "providerdblms.h"
 
 #include <QThread>
+#include <QMessageBox>
 
 ProviderDBLMS::ProviderDBLMS(QWidget *parentWidget, QObject *parent) :
     QObject(parent),
-    dbLMS(nullptr)
+    dbLMS(nullptr),
+    parentWidget(parentWidget)
 {
-    dbLMS = new InterfaceDataBaseLMS(/*parentWidget*/nullptr);
+    dbLMS = new InterfaceDataBaseLMS(parentWidget);
     //ConnectionToDB();
 }
 

ServerLMS/providerdblms.h

@@ -81,6 +81,7 @@ public:
 private:
     InterfaceDataBaseLMS* dbLMS;
     QMutex mtxAccess;
+    QWidget *parentWidget;
 };
 
 #endif // PROVIDERDBLMS_H

ServerLMS/serverlmswidget.h

@@ -67,7 +67,7 @@ public slots:
     void slot_LanguageChanged(QString language);
     void slotUpdateListClients();
     void slot_BlockAutorization(bool block);
-    void addToLog(QString message);
+    void addToLog(QString message);    
 public:
     void removeClient(int socketId);