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ROOT6 - Canvas won't display

Dear all, I am on Ubuntu 15.04 using gcc-4.9.1. I am tracking the root master branch. I had not “pulled” for about three weeks and now I am at commit “18d2af2” on “origin/v6-04-00-patches”. I have noticed that the following does not work anymore in cling: TFile *_file0 = TFile::Open("fileContainingHist.root") TCanvas can("can") can.cd() someHist->Draw() TFile out("out.root", "recreate") can.Write() .q ################################# TFile *_file0 = TFile::Open("out.root") can->Draw() The…

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