I'm experiencing unexpected problems analyzing a root file on a solaris system created with Windows NT. This is what happens on a solaris system (root version 2.00/07): root [36] gROOT.Reset() root [37] TFile *f = new TFile("/user/sander/ROOT/Beam_telescoop/track.root") root [38] f.ls() TFile** /user/sander/ROOT/Beam_telescoop/track.root TFile* /user/sander/ROOT/Beam_telescoop/track.root KEY: Minstr Minstr;1 KEY: TTree T;1 Tree for event root [39] TTree *T = (TTree*)f->Get("T") *** Break *** segmentation violation This is what happens on a Windows NT system (root version 2.21/03): root [0] TFile *f = new TFile("/user/sander/ROOT/Beam_telescoop/track.root") root [1] f.ls() TFile** /user/sander/ROOT/Beam_telescoop/track.root TFile* /user/sander/ROOT/Beam_telescoop/track.root KEY: Minstr Minstr;1 KEY: TTree T;1 Tree for event root [2] TTree *T = (TTree*)f->Get("T") Warning in <TBranchclones::Streamer>: Unknow class: Track. Cannot read BranchClones: fTracks1 Warning in <TBranchclones::Streamer>: Unknow class: Track. Cannot read BranchClones: fTracks2 Warning in <TBranchclones::Streamer>: Unknow class: Track. Cannot read BranchClones: fTracks3 Warning in <TBranchclones::Streamer>: Unknow class: Track. Cannot read BranchClones: fTracks4 Warning in <TLeafObject::Streamer: Cannot find class:Event The warnings i get on my windows NT system are expected, but i don't understand the segmentation violation at the solaris system. Is it a compatibility problem, a version issue or something else? Thanks in advance, Sander Klous
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