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	19186	February 19, 2025
13th ROOT Users Workshop - Valencia 17-21 November 2025: Abstract Submission Open! News The ROOT core developers would like to invite you to the 13th ROOT Users Workshop taking place in Valencia, at the Politechnical University of Valencia (UPV), from the 17th to the 21st of November 2025. The workshop i…	6	428	February 19, 2025
Welcome to the ROOT forum! News	1	8177	February 10, 2017
A bug that will cause ComponentTcad delayed signal to be NaN Garfield++	3	26	November 8, 2025
Can't get delayed signal from Tcad component by delayed weighting field Garfield++	2	22	November 8, 2025
Why 2 ComponentAnalyticField objects are used in the example AliceTPC? Garfield++	3	18	November 8, 2025
No authorization protocol specified for TBrowser drawing Newbie	14	39	November 7, 2025
Ubuntu 24 root and madgraph compatibility ROOT	2	19	November 7, 2025
Conda environment for building ROOT build , root	3	14	November 7, 2025
Creating a TTree with a per-entry integer in Python ROOT tree , python , root	1	9	November 7, 2025
Malloc(): unaligned tcache chunk detected (6.36.02, Debian 13, ppc64el) ROOT root	3	12	November 7, 2025
Error in <THashList::Delete>: A list is accessing an object (0x47a4ef0) already deleted (list name = THashList) Newbie root	20	47	November 6, 2025
Maybe a bug? Garfield++	3	33	November 6, 2025
How can we mock data? ROOT rdataframe	3	29	November 5, 2025
Trouble with RooProdPdf of a RooSimultaneousPdf and a gaussian constraint when root version >6.30 Roofit and RooStats	1	11	November 5, 2025
Error in <TTree::SetBranchAddress>: Unable to determine the type given for the address Newbie	6	23	November 4, 2025
Saving thstack to root file ROOT	1	22	November 4, 2025
Weighted MC and constraint Roofit and RooStats	5	34	November 4, 2025
The magnitudes of induced signal from DriftLineRKF, AvalancheMC and AvalancheMicroscopic class are not consistent Garfield++	10	56	November 4, 2025
The error "terminate called after throwing an instance of 'Garfield::Exception' what(): Index out of range in GetElectronEndpoint at /usr/local/garfieldpp-master/Source/AvalancheMC.cc:196:0" Garfield++	4	19	November 3, 2025
How to rotate the axis title ROOT	5	68	November 3, 2025
Installing ROOT with the test_distrdf_pyspark option Newbie	1	21	November 1, 2025
Quiet writing failure when applying schema evolution while slow cloning ROOT io , tree , root	10	47	October 31, 2025
Bug in TGraph / RecursiveRemove ROOT	10	73	October 31, 2025
Where can I dowload the binary root for macOS x86_64 15.7.1 Xcode 26.01? ROOT root	4	20	October 31, 2025
3D plot visualization ROOT	15	59	October 30, 2025
DriftLineRKF looping indefinitely in MPGD implementation Garfield++	7	62	October 30, 2025
Best practice for a project with multiple LinkDef.h's ROOT	1	30	October 29, 2025
TInterpreter crash ROOT	1	26	October 28, 2025
Time dependant resolution Roofit and RooStats	1	21	October 28, 2025

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…

4

19186

February 19, 2025

13th ROOT Users Workshop - Valencia 17-21 November 2025: Abstract Submission Open!

News

The ROOT core developers would like to invite you to the 13th ROOT Users Workshop taking place in Valencia, at the Politechnical University of Valencia (UPV), from the 17th to the 21st of November 2025. The workshop i…

6

428

February 19, 2025

Welcome to the ROOT forum!

News