Re: [ROOT] Problem with TVectorD printing between 3.01/05 and

From: Eddy Offermann (eddy@rentec.com)
Date: Wed Dec 04 2002 - 14:40:08 MET


Hi Xavier,
I send Rene a patch which is now (?) in CVS, which allows what you were
doing. However, the TPrincipal will not allow to add more data (AddRow)
to an old style object.
Eddy
> 
> On Tue, 3 Dec 2002, Rene Brun wrote:
> 
> > Hi Xavier,
> > 
> > I post a message from Eddy Offermann who has investigated your problem:
> > 
> > "Interesting issue. It is not related to TVector, it gives the proper
> > error messages. It seems that Xavier created a TPrincipal object with a
> > very old root version. At some point in time (root version ??) , I redid
> > TPrincipal, making sure that all indices start at 0 instead of 1. I never
> > considered the scenario that somebody would get a TPrincipal object
> > created the old way and loaded into the new version."
> 
> 	Thanks for this answer. So, if I understand correctly, the only
> solution is to use the same root version if I want to avoid my problem.
> 	Thank you,
> 		Xavier.
> 
> * Xavier CAMARD                                          *
> * SUBATECH, Ecole des Mines de Nantes                    *
> * 4, rue Alfred Kastler                                  *
> * BP 20722 - 44307 Nantes Cedex 03                       *
> * e-mail:  camard@subatech.in2p3.fr                      *
> * tel:(33)(0)2 51 85 84 65 (France)                      *
> * fax:(33)(0)2 51 85 84 24 (France)                      *
> 
> 



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