--- a/printrun-src/printrun/gui/bufferedcanvas.py Tue Jan 19 20:45:09 2021 +0100 +++ b/printrun-src/printrun/gui/bufferedcanvas.py Wed Jan 20 10:15:13 2021 +0100 @@ -90,7 +90,7 @@ self.Refresh() def getWidthHeight(self): - width, height = self.GetClientSizeTuple() + width, height = self.GetClientSize() if width == 0: width = 1 if height == 0: @@ -103,7 +103,7 @@ def onPaint(self, event): # Blit the front buffer to the screen - w, h = self.GetClientSizeTuple() + w, h = self.GetClientSize() if not w or not h: return else: