Hi Davide, Please give more information, eg run under gdb and send the traceback when you get the crash. I obviously assume that you have recompiled at least once your file test.C with chain.Process("test.C++"); instead of; chain.Process("test.C+"); Rene Brun On Wed, 27 Nov 2002, Davide Grandi wrote: > root version 3.03.09 > Linux machine, Intel 2.0 Ghz double processor > > Dear rooters, > I'm having problems in using TChain with new root version, a > simple code running on two files independently is not running on a chain > of both. In the code I select only few branches to analyse.... > > I use this lines of code: > > TChain chain("mychain"); > chain.Add("one.root"); > chain.Add("two.root"); > chain.Print("all"); > chain.Process("test.C+"); > > This gives: > > *** Break *** segmentation violation > > but with previous version 3.03.04 it works.... Sorry for stupid question > but is something changed (chain.Print works on both version of root)? > > Thanks > > Davide Grandi > > ********************************************************************** > $ Davide Grandi % > $ INFN Milano e-mail Davide.Grandi@mib.infn.it % > $ P.zza delle Scienze 3 phone +39 02 6448 2306 % > $ 20126 MILANO fax +39 02 6448 2367 % > $ ITALY % > $ % > $ at CERN e-mail Davide.Grandi@cern.ch % > $ CH-1211 Geneve CH phone +41 22 767 9403 % > $ Bldg. 506 room R018 % > $ or phone +41 22 767 7560 % > $ Bldg. 576 room R002 % > &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& > >
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