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	19258	February 19, 2025
Welcome to the ROOT forum! News	1	8193	February 10, 2017
TClass::GetClass("MyClassName)->New() Fails ROOT root	6	16	December 11, 2025
JSROOT: Some RNTuples are not fully displayed ROOT jsroot	4	25	December 11, 2025
Empty RNode after a return Newbie	2	19	December 11, 2025
Can't built minimal ROOT 6.38.00 with X11 and asimage ROOT build , root	2	14	December 11, 2025
SetBranchStatus - third flag? Evolution Proposals, Apps & Ideas	1	20	December 11, 2025
Installing ROOT on Windows 11 Newbie installation	6	4163	December 11, 2025
Read a SQLite db file and convert it to TTree Newbie hist	5	25	December 11, 2025
PyROOT tries to import `.so` instead of `.dylib` on macos ROOT python , root , python3	1	11	December 10, 2025
The thisroot.sh misbahes in ROOT 6.34+ ROOT	11	69	December 9, 2025
[Fix] TMVA SOFIE ONNX Parser missing in ROOT 6.36 build on Ubuntu 24.04 (WSL2) ROOT root , tmva	5	27	December 9, 2025
Failed to load library C:\root\bin\libROOTDataFrame.dll on Windows 10 ROOT bug , rdataframe , windows	8	29	December 9, 2025
How to detect when THttpServer fails to start? ROOT http	3	10	December 9, 2025
Roofit: PDFs with different domain in the same model (e.g. gauss + lognormal) Roofit and RooStats	3	40	December 9, 2025
Issue with graph marker style 33 ROOT	10	20	December 9, 2025
Warning message when starting pip-installed ROOT ROOT	2	26	December 8, 2025
ROOT_MAX_THREADS is ignorred when starting root ROOT	4	32	December 8, 2025
What versions of python can I use with the binaries you provided? ROOT python	1	28	December 8, 2025
Difficulties installing and opening ROOT ROOT	6	21	December 5, 2025
PyROOT does not work anymore? ROOT python	25	120	December 5, 2025
[CEA 48169] Windows + Numba: cppyy.sizeof('void*') Issue? Newbie python , root , windows	4	44	December 5, 2025
Histogram markers clipping over axis ROOT hist	7	37	December 4, 2025
THttpServer: force requests with URL beginning by "custom" to go to MissedRequest ROOT http	1	16	December 4, 2025
Periodic conditions with MPGD layout in neBEM Garfield++	4	32	December 4, 2025
Langaus fit is not converged Newbie	7	26	December 3, 2025
StatusHitPlane VS StatusLeftDriftArea Garfield++	4	28	December 2, 2025
Installing root_v6.36.06.macos-26.1-arm64-clang170.pkg? ROOT	1	24	December 2, 2025
Does anyone know how to set up the root configuration to simulate images similar to real coronary angiography? Newbie	6	34	December 2, 2025
RooFit: model with user defined functions, NaN in specific x values Newbie roofit	1	17	December 2, 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…