On Sat, 17 Feb 2001 babintsev@mx.ihep.su wrote:
> Hello rooters.
>
> root [1] .x fitexample.C
>
> *** Break *** floating point exception
> Root > Function fitf() busy flag cleared
> Function fitexample() busy flag cleared
> TFile *f = new TFile("hsimple.root");
> TH1F *hpx = (TH1F*)f->Get("hpx");
Probably you didnt run the tutorial script that was creating
"hsimple.root" (I think it's hsimple.C), so hpx is not defined.
Btw, the script could easily check this, with something like
if (!hpx) {puts("hpx doesnt exist ! Run hsimple.C first.");delete
f;return;}
Yannick
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