Ok, thank you. Valeri ----- Dr.Valeri Fine STAR/US Atlas E-mail: fine@bnl.gov Brookhaven National Lab Phone: +1 631 344 7806 Upton, NY 11973-5000 FAX: +1 631 344 4206 USA ----- Original Message ----- From: "Aldo F Saavedra" <AFSaavedra@lbl.gov> To: "Rene Brun" <Rene.Brun@cern.ch> Cc: "Roottalk@Pcroot. Cern. Ch" <roottalk@pcroot.cern.ch> Sent: Tuesday, January 15, 2002 8:35 PM Subject: Re: [ROOT] Writing Histos to a File > Hi Rene, > > I have just found out that the reason we could not > write a histogram successfully was because > the VC++ 6.0 was installed without any of the > service packs. I just installed service pack 5.0 > which I downloaded from the microsoft site. > Everything works in our Pixel_RootQT application > as expected. > > Thanks for your help. > > Aldo. > > > > On Sat, 12 Jan 2002 jcfree@socrates.Berkeley.EDU wrote: > > > > > > > > > > > I've been having a lot of trouble writing histograms to a file in my > > > > program. I'm using VC++ 6 on Windows 2000, and am using the QT libraries > > > > for my GUI interface. Even the simplest code doesn't seem to work, e.g., > > > > > > > > TFile* file = new TFile("e:\\rt\\testfile.root","UPDATE"); > > > > TH1S* testhisto = new TH1S("histo","histo",100,0,100); > > > > testhisto->Write(); > > > > file->Close(); > > > > > > > > will cause the program to indicate "Abnormal program termination" when > > > > execution reaches the "testhisto->Write()" line. Can anyone help me out? > > > > > > > > Thanks, > > > > > > > > John > > > -- > *********************************************************** > ATLAS Experiment - Pixel Group (Physics Division) > Lawrence Berkeley National Laboratory > > Aldo F. Saavedra > Email: AFSaavedra@lbl.gov > Phone: 1 510 486 4690 > Postal Address: Lawrence Berkeley National Laboratory > 1 Cyclotron Rd Mailstop 50B-6208 > Berkeley, CA 94720 > USA > >
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