Present:  M.Frank, T. Madlener, A. Sailer

1) Pending problems

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1) ISSUE970:  Support for digitization in ddsim
                       ==> On hold, but should be closed.
2) ISSUE1103: Allow isotrope generator to throw range around specified (reference) direction: Waiting for user
3) ISSUE1173:  memory issue for large geometries
                       ===> Discussion ongoing, but is not really an issue. Geometries have to be build not with brute force.
                       ===> Was a bug in TGeo caused by large number of daughters
4)  ISSUE1199: Persist hepmc vertex status code into output
                     ===> Should we eliminate Geant4EventReaderHepMC
                     ===> Decision: Geant4EventReaderHepMC will be removed
5)  ISSUE1200: Using rotation in DDCAD to rotate around z axis 
                      ===> Should be a non-issue (?)
6) ISSUE 1223: CONST properties for optical surfaces missing in DD4hep.
                     ===> To be handled with. Requires new version of ROOT.
7) ISSUE 1224: Exception while executing plugin DD4hep_DetectorVolumeDump
                     ===> World's top placement needs extension to avoid crash.


2)    Closed issues and fixed problems
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1) ISSUE 1220: Help for validation sensitive volumes with ddsim.
              Client debugging.  (Markus)
2) ISSUE 1222: FATAL when running ddsim on Whizhard stdhep output file.
              Question only.  (Andre)
3) MR 1219: Make the renaming of TrackerHit -> TrackerHit3D transparent (Thomas)
4) PR1198: Set the edm4hep::MCParticle momentum as doubles once it becomes possible
5) PR1221: Change ROOTFrame{Writer,Reader} to ROOT{Writer,Reader} (Juan Miguel Carceller)
              ===> Make edm4hep writing fit for the next version of edm4hep/podio

3) Round table
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Andre:         NTR
Markus:      Remove all ifdefs for ROOT < 6.24.06 (LCG 101)
Thomas:     NTR

4) AOB
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Next meeting:   February 22, 2024