Отложенная инициализация в Сервере (старт виджета)

DataBaseLMS/databaselms.cpp

@@ -3,7 +3,6 @@
 #include <QtSql>
 #include <QSqlDatabase>
 #include <QSqlDriver>
-#include <QMessageBox>
 #include <QDomDocument>
 #include <QProcess>
 
@@ -55,7 +54,7 @@ bool DataBaseLMS::createConnection()
     else
     {
         bool flHas = db->driver()->hasFeature(QSqlDriver::Transactions);
-        //qDebug() << "db->driver()->hasFeature(QSqlDriver::Transactions): " << flHas;
+        qDebug() << "db->driver()->hasFeature(QSqlDriver::Transactions): " << flHas;
         return true;
     }
 }
@@ -93,10 +92,8 @@ DataBaseSettings DataBaseLMS::getDataBaseSettings()
     DataBaseSettings settings;
     QFile file("config/settings.xml");
     if(!file.open(QIODevice::ReadOnly))
-    {
-        //QMessageBox::critical(ownerWidget, tr("Attention!"), tr("The file could not be opened:") + "config/settings.xml");
         return settings;
-    }
+
     QXmlStreamReader xmlReader(&file);
 
     while (!xmlReader.atEnd()){
@@ -232,17 +229,7 @@ void DataBaseLMS::messageWarningErrorQuery(QString queryStr, QSqlQuery* query)
         }
     }
 
-
     //Сообщение об ошибке
-    /*
-    QWidget* owner = ownerWidget;
-    QMessageBox::critical(ownerWidget, tr("Error PostgreSQL!"),
-                         //dbSettings.dbName
-                         "Error query:\n" + query->lastError().text() + "\n" +
-                         "String of query:\n" + queryStr + "\n" +
-                         "Executed query:\n" + query->executedQuery());
-                         */
-
     QString textError = "";
     textError = "Error query:\n" + query->lastError().text() + "\n" +
                 "String of query:\n" + queryStr + "\n" +