ROOT Forum

Topic	Replies	Views	Activity
Newbie forum for when you're not sure News If you’re new to ROOT, C++, data analysis etc, and you hesitate to ask 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, jus…	4	19380	February 19, 2025
Welcome to the ROOT forum! News	1	8221	February 10, 2017
How to add missing package required for Minuit2 General Chat	3	16	February 14, 2026
Ideal way to filter common events between two trees? ROOT	2	11	February 13, 2026
Formula is invalid and not ready to execute ROOT	2	15	February 13, 2026
Cling JIT error on ROOT.Garfield.RndmUniform() Newbie	2	21	February 12, 2026
Garfield++ source code contribution Garfield++	3	30	February 12, 2026
TEfficiency with Log Scale? ROOT graphics , hist , root	6	14	February 11, 2026
Ratio plot axis titles root 6.38 ROOT root	11	39	February 11, 2026
Implement customized code in a ROOT file Newbie	8	38	February 11, 2026
How to set fit range in simultaneous fit? Roofit and RooStats roofit	1	17	February 11, 2026
Setting default value for column of type Char_t Newbie python , rdataframe	1	12	February 10, 2026
Is there non blocking equivalent to TMethodCall::Execute? Cling	8	56	February 10, 2026
Installing error. Path too long installer unable to modify path Newbie root , windows , installation	5	1710	February 9, 2026
What are the most difficult C++ topics to learn? Newbie	4	56	February 9, 2026
Installation error at make step Garfield++	11	55	February 8, 2026
What do I have to type on the Root command line (after opening root.exe) to solve / evaluate a one dimensional integral / derivative? ROOT root	6	24	February 8, 2026
TCanvas frame showing ROOT	5	36	February 6, 2026
Cling discover "typedef" and "using" instructions ROOT	4	28	February 6, 2026
ROOT 6.36.08 is out! News	1	37	February 6, 2026
Issues with the Chrome based Root Browser ROOT	11	68	February 5, 2026
RDF progress bar changes printout precision ROOT	2	34	February 5, 2026
ROOT Advanced Course, 25th March 2026 News python , rdataframe , root-course , uhi	1	45	February 5, 2026
Unexpected result with RooFFTConvPDF after ROOT 6.32 Roofit and RooStats root	6	58	February 4, 2026
Issue with multible gas volumes as active medium Garfield++ garfield	4	28	February 4, 2026
Error analysis for Magboltz or gas file Garfield++	3	31	February 4, 2026
Problems Loading Root to MacBook ROOT	14	143	February 3, 2026
Field lines crossing conductor plates in neBEM Garfield++	4	48	February 3, 2026
How to get different variable rankings for TMVA BDTG TMVA root	3	57	February 3, 2026
Set TCanvas size in batch mode ROOT	17	567	February 3, 2026

Newbie forum for when you're not sure

If you’re new to ROOT, C++, data analysis etc, and you hesitate to ask 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, jus…