Hi, I used to be able to plot functions on a log scale but recently I get the "Error in <THistPainter::PaintInit>: log scale requested with zero or negative argument (0.000000)" error when I try to do this. Is this a bug, a feature, and more importantly, how do I get around it? Sample code snippet: new TCanvas(); TF1* test = new TF1("test", "gaus", -10, 10); test->SetParameters(100, 0, 1); test->Draw(); // OK gPad->SetLogy(); test->Draw(); // Not OK Thanks, Bram - D.A. Wijngaarden Meijhorst 6422 AiO KUN-EHEF 6537 LE Nijmegen Experiment: D0 The Netherlands Work phone: +31 24 365 2822 Fax: +31 24 365 2191 "Fuimus" - Robert the Bruce
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