--- a/eric6/Tools/UIPreviewer.py Mon Oct 05 19:51:55 2020 +0200 +++ b/eric6/Tools/UIPreviewer.py Tue Oct 06 17:52:44 2020 +0200 @@ -530,7 +530,7 @@ QPrinter.ColorMode(int(settings.value("UIPreviewer/colormode")))) printDialog = QPrintDialog(printer, self) - if printDialog.exec_() == QDialog.Accepted: + if printDialog.exec() == QDialog.Accepted: self.statusBar().showMessage(self.tr("Printing the image...")) self.__print(printer) @@ -574,7 +574,7 @@ preview = QPrintPreviewDialog(printer, self) preview.paintRequested.connect(self.__print) - preview.exec_() + preview.exec() def __print(self, printer): """