contains MRs: https://gitlab.cern.ch/atlas/athena/-/merge_requests/50669 Truth x aod gen filter forward proton filter https://gitlab.cern.ch/atlas/athena/-/merge_requests/50043 Hto4lControl add to master https://gitlab.cern.ch/atlas/athena/-/merge_requests/49237 Remove ActiveStoreSvc https://gitlab.cern.ch/atlas/athena/-/merge_requests/50802 Update test_gen_hepmcToEVNT.sh https://gitlab.cern.ch/atlas/athena/-/merge_requests/50870 Fixes for MG5_aMC 3.X: fix for cvmfs copy issue as well as compilation issue https://gitlab.cern.ch/atlas/athena/-/merge_requests/50844 Import random number services from RngComps https://gitlab.cern.ch/atlas/athena/-/merge_requests/49983 Update McEventCollectionCnv_p5 so that the input matches the output after a single round of T->P->T conversion https://gitlab.cern.ch/atlas/athena/-/merge_requests/50927 no-space-left patch for MadGraphUtils https://gitlab.cern.ch/atlas/athena/-/merge_requests/50925 Generators: Rivet setup script tweak https://gitlab.cern.ch/atlas/athena/-/merge_requests/50981 GeneratorObjectsTPCnv: Fix cppcheck warnings. https://gitlab.cern.ch/atlas/athena/-/merge_requests/50948 Tauolapp comment out the units conversion before and after Tauola decay https://gitlab.cern.ch/atlas/athena/-/merge_requests/50983 Sweeping !50978 from 21.6 to master. EvgenJobTransforms: fix TagInfo in case of EVNTtoEVNT filtering jobs https://gitlab.cern.ch/atlas/athena/-/merge_requests/51012 AthAllocators+GeneratorObjects: Remove use of deprecated std::iterator. https://gitlab.cern.ch/atlas/athena/-/merge_requests/51028 EvgenJobTransforms : fix python error https://gitlab.cern.ch/atlas/athena/-/merge_requests/51072 Generators: remove usage of atlas_install_headers https://gitlab.cern.ch/atlas/athena/-/merge_requests/50885 EvgenJobTransforms: add checkup of list with problems in specific processes https://gitlab.cern.ch/atlas/athena/-/merge_requests/51164 Sherpa_i: Set improved AHADIC tune for Sherpa 2.2.12 by default for Run3 samples (>13 TeV) https://gitlab.cern.ch/atlas/athena/-/merge_requests/51202 22.0-cppcheck-Pythia8_i https://gitlab.cern.ch/atlas/athena/-/merge_requests/51204 Sherpa_i: Include CrossSectionScaleFactor in MetaData cross section https://gitlab.cern.ch/atlas/athena/-/merge_requests/51240 Sweeping !51225 from 21.6 to master. Sherpa_i: Two minor improvements to new hadronisation setup https://gitlab.cern.ch/atlas/athena/-/merge_requests/51283 Herwig7_i: fixed CMakeLists.txt https://gitlab.cern.ch/atlas/athena/-/merge_requests/50035 PMGSystematicsTools add to master, Prophecy4fControl update to changes in 21.6 https://gitlab.cern.ch/atlas/athena/-/merge_requests/51284 Generators: disabled writing EventInfo TAGs https://gitlab.cern.ch/atlas/athena/-/merge_requests/51335 Update CMakeLists.txt as requested in ATLINFR-4458 https://gitlab.cern.ch/atlas/athena/-/merge_requests/51308 Sherpa: add a check for HepMC3, EvgenJobTransforms: firstEvent>0 check added https://gitlab.cern.ch/atlas/athena/-/merge_requests/51365 Prophecy4fControl: Fix clang warning. https://gitlab.cern.ch/atlas/athena/-/merge_requests/51392 Updates to SUSY matching scale code