translations

mainwindow.cpp

@@ -112,7 +112,11 @@ void MainWindow::on_parseButton_clicked() {
     std::vector<Goods> c = parser.parse(check_plaintext);
 
     if (c.size() == 0) {
-        std::cerr << "An error has occured. Check was matched incorrectly. Vector sizes are different" << std::endl;
+        QMessageBox infoDialog;
+        infoDialog.setText(tr("An error has occured. Check was matched incorrectly. Vector sizes are different. Please, contact the developer."));
+        infoDialog.setIcon(QMessageBox::Critical);
+        infoDialog.setWindowTitle(tr("Error in parsing"));
+        infoDialog.exec();
         return;
     }