Hi all, I made a macro to retrieve data from a .root file and analyse the histograms inside it. Until today, it worked flawlessly. However, after I made a backup of the file today, the file doesn’t want to run multiple consecutive times anymore. This means that I start up root, and type “.x Analyze…

You should protect your source code against nonexistent histograms. For example, your ROOT file has no “*dstar*” histograms: rootls -1 -l Results_pions_nov13_25mevents.root Remove “;1” from all histograms’ names. If you want a “histogram copy”, use “Clone”: TH1F *pt_all_pions_H_copy = (TH1F*)pt_…

Issue running same macro multiple times (segmentation violation)

Newbie

Wile_E_Coyote December 5, 2018, 2:42pm 11