Hi Mike, please send me some examples showing the problem. Also try using v 2.00/10. Cheers, Fons. meb@gorby.dataventures.com wrote: > > Dear roottalk, > > Problem 1) > > I have a macro in which I create a chain of root files. Each root file > contains the same tree structure - the structure is built up with > branches of ints, branches with floats, and branches with small > histograms. > > In this macro, I loop over events and fill histograms, ... It turns > out that from the interpreter I read the first event, process it, and > then get a segmentation fault when I try to read the second event. If > I insert the necessary header files so I can create an executable > program, I find that the compiled macro works just fine and I can read > all the events without seg faulting. > > Any ideas why GetEvent() raises seg faults in the interpreter for chains? > > Problem 2) > > I wish to create a object that inherits from TNamed. What are the > steps required for creating TNamed objects. I've followed examples for > several already existing TNamed objects, but I'm missing > something. When I create an instance of my TNamed object and quit > root, I get "illegal instruction". If I delete the object explicitly > ("delete obj") and then quit, I don't get "illegal instruction". What > have I missed? > > I'm running AIX 4.1.5 and ROOT V2.0/8. > > - Mike -- Org: CERN, European Laboratory for Particle Physics. Mail: 1211 Geneve 23, Switzerland Phone: +41 22 7679248 E-Mail: Fons.Rademakers@cern.ch Fax: +41 22 7677910
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