--- a/Graphics/UMLGraphicsView.py	Wed Sep 05 19:19:16 2012 +0200
+++ b/Graphics/UMLGraphicsView.py	Wed Sep 05 20:07:02 2012 +0200
@@ -418,7 +418,8 @@
         printer.setPrinterName(Preferences.getPrinter("PrinterName"))
         
         preview = QPrintPreviewDialog(printer, self)
-        preview.paintRequested[QPrinter].connect(self.printDiagram)
+        preview.paintRequested[QPrinter].connect(
+            lambda x: self.printDiagram(x, self.diagramName))
         preview.exec_()
         
     def __zoom(self):