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ROOT Workshop: postponed to 2021

Dear ROOT users, developers, and friends: The ROOT team is happy to announce the 2020 ROOT Workshop, where we want to shape the future of ROOT with you. We will discuss ROOT’s latest developments, how you are using R…

6 January 31, 2020
Newbie forum for when you're not sure

If you’re new to ROOT, C++, data analysis etc, and you hesitate with asking your question then please ask it in the Newbie section, where nice people help and we have special rules to be more welcoming. Don’t hesitate,…

3 September 24, 2018
Welcome to the ROOT forum! 2 February 10, 2017
JIT performance issue 12 April 3, 2020
Simulating Gauss Peaks 2 April 3, 2020
Applications that inherit from TRint and SIGINT 4 April 3, 2020
Crosshair not working on Mac os Catalina 15 April 3, 2020
Problem with Class Event 16 April 3, 2020
ERROR in cling: cannot extract standard library include paths! 22 April 3, 2020
Problem when rescaling Y axis 10 April 3, 2020
Detailed description of rootcling command options? 13 April 3, 2020
TCanvas not dividing 21 April 3, 2020
Update/Reset TDatabasePDG 2 April 3, 2020
Code Crashing with RVecs 8 April 3, 2020
Shipping a package dependent on ROOT with conda 5 April 2, 2020
MC toys parallelization 2 April 3, 2020
Dictionary module "xxx.pcm" missed in ROOT 6.18.00 12 April 3, 2020
How to change Branch Names in ROOT 3 April 3, 2020
Convertin TString to string and vice versa 2 April 3, 2020
Event.Weight vs Weight.Weight in Delphes branch 1 April 2, 2020
CACHEREAD with given local file name to overwrite local file on many file reads 3 April 2, 2020
Activating multi thread slows down file reading speed 16 April 2, 2020
ROOT not launching 3 April 2, 2020
Crash in cling caused by header parsing in library load? 9 April 2, 2020
Cannot compile ROOT at MACOS Catarina 10 April 2, 2020
A problem about starting Root 7 April 2, 2020
Difference between" DrawNormalized" and Scaled by 1 then "Draw" 5 April 2, 2020
Binned maximum likelihood fits (RooFit) with sharp peaks 8 April 2, 2020
Tab completion in pyROOT in an IDE environment 5 April 2, 2020
port root6 with Error in <HandleInterpreterException> 2 April 1, 2020