Fons is telling me that our current development version (2.21/04) has
a change in the class TGX11TTF that could have fixed this problem.
This version will appear shortly on the Web.
Rene Brun
Stephen Eichblatt wrote:
>
> Hi All,
>
> I have an odd problem which causes my machine to crash, and i have finally
> got it to reproduce itself twice in a row...
>
> I am running root 2.20.06 on RedHat linux.
> I don't have the exact transcript, because it always crashes, but here it
> is.
>
> root [0] TFile f("flipRTFbode1-1.root")
> root [1] f.ls()
> TFile** flipRTFbode1-1.root
> TFile* flipRTFbode1-1.root
> KEY: TH1F Qo;1 bode1-1-Qi
> KEY: TH1F Qi;1 bode1-1-Qi
> KEY: TH1F P1;1 bode1-1-P1
> KEY: TH1F P2;1 bode1-1-P2
> KEY: TH1F P3;1 bode1-1-P3
> KEY: TH1F P4;1 bode1-1-P4
> KEY: TH1F bode1-1-Qo;1 bode1-1-Qo
> KEY: TH1F bode1-1-Qi;1 bode1-1-Qi
> KEY: TH1F bode1-1-P1;1 bode1-1-P1
> KEY: TH1F bode1-1-P2;1 bode1-1-P2
> KEY: TH1F bode1-1-P3;1 bode1-1-P3
> KEY: TH1F bode1-1-P4;1 bode1-1-P4
> root [2] Qo.Draw()
> // At this point, i make the canvas Log Y, by clicking with mouse.
> Warning in <MakeDefCanvas>: creating a default canvas with name c1
> root [3] Qi.Draw("same")
> root [4] P1.Draw("same")
> root [5] P2.Draw("same")
> root [6] P3.Draw("same")
> root [7] P4.Draw("same")
>
> // At this point i draw some text on the screen with the mouse:
>
> // Edit, Editor, Text, Canvas, Type something, Text again, Canvas , Type
> something else,
>
> At this point, if i go to move one of the text objects, it draws some
> fuzzy dots, and then hangs my machine up completely (ie. the only thing it
> responds to is the power switch).
>
> I put the file flipRTFbode1-1.root in the anonymous rootd directory on
> wimp.fnal.gov, so you can open the file from there, although i have had
> this same problem with other histograms...
>
> Let me know if anyone else has had this problem, or if you can reproduce
> it.
>
> Thanks,
>
> Steve Eichblatt
> eichblatt@fnal.gov
> (630)840-4006
> (630)840-3867 (fax).