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