Issues

• invalid vehicle interacting when running without internal links

  a:sumoc:sublanep:minor
  Bug

  eclipse-sumo/sumo#18381 · Filter by author namdre opened on Oct 17, 2026 · backlog

• junction collision due to sublane counter-changing

  a:sumoc:junctionc:sublane
  Bug

  eclipse-sumo/sumo#18380 · Filter by author namdre opened on Oct 16, 2026
  

• #18346

  eclipse-sumo/sumo#18376 · Filter by author olindov opened on Oct 15, 2026
  

• netconvert: identical OSM input produces different roundabout groups across processes on Windows

  a:netconvertreview needed
  eclipse-sumo/sumo#18375 · Filter by author Tarard opened on Oct 15, 2026
  

• gtfs2pt.py: single-track passing sections are not used when significantly below line speed

  c:railwayreview needed
  eclipse-sumo/sumo#18372 · Filter by author namdre opened on Oct 15, 2026
  

• meso-ltm: gap times and unqueued event time are not saved in state

  a:sumoc:meso
  Bug

  eclipse-sumo/sumo#18364 · Filter by author MatteoFel opened on Oct 15, 2026
  1

  

• meso: order of simultaneous events is not restored when loading state

  a:sumoc:mesoregression
  Bug

  eclipse-sumo/sumo#18363 · Filter by author MatteoFel opened on Oct 15, 2026 · 1.29.0
  1

  

• meso: myWasJammed is not saved in state

  a:sumoc:mesoregression
  Bug

  eclipse-sumo/sumo#18362 · Filter by author MatteoFel opened on Oct 15, 2026 · 1.29.0
  

• enable cch for person routing

  eclipse-sumo/sumo#18358 · Filter by author behrisch opened on Oct 14, 2026
  

• F10, setting no-internal-links=false does not take effect when saving network

  a:neteditnetedit:netElementsregression
  Bug

  eclipse-sumo/sumo#18356 · Filter by author namdre opened on Oct 14, 2026
  1

  

• Windows: repeated native runs diverge

  a:sumo
  eclipse-sumo/sumo#18346 · Filter by author olindov opened on Oct 12, 2026
  7

  

• Simulation results differ between macOS arm64 and Linux x86_64 builds of 1.27.1: the arm64 binaries are compiled with FP contraction (FMA)

  os:macreview needed
  eclipse-sumo/sumo#18344 · Filter by author abc000cool opened on Oct 11, 2026
  2

  

• gtfs2pt.py: option to skip stops that cannot be served on a partial network

  c:pytools
  Feature

  eclipse-sumo/sumo#18342 · Filter by author DylanHarootunian opened on Oct 9, 2026
  

• gtfs2pt.py: consider the direction of travel when assigning stops to lanes

  c:pytools
  Bug

  eclipse-sumo/sumo#18341 · Filter by author DylanHarootunian opened on Oct 9, 2026
  1

  

• gtfs2pt.py: speed up routing by precomputation

  c:pytools
  Feature

  eclipse-sumo/sumo#18339 · Filter by author namdre opened on Oct 9, 2026
  

• Add README.md to release folders containing a stable Changelog link

  c:doc
  Task

  eclipse-sumo/sumo#18332 · Filter by author behrisch opened on Oct 7, 2026 · 1.29.0
  4

  

• Establish alternative to SUMOLibraries git clone

  c:buildSUMOLibraries
  Task

  eclipse-sumo/sumo#18331 · Filter by author behrisch opened on Oct 6, 2026 · 1.29.0
  

• allow --weights.tls-penalty to work the same way as in microsim

  a:duarouterc:traffic_light
  Feature

  eclipse-sumo/sumo#18328 · Filter by author namdre opened on Sep 30, 2026 · backlog

• consider getting rid of meso-recheck

  c:mesoreview needed
  Feature

  eclipse-sumo/sumo#18321 · Filter by author namdre opened on Sep 24, 2026 · backlog
  2

• Unexpected lateral movement and unstable queues with SL2015 in dense traffic

  a:sumoc:lanechangec:sublane
  Bug

  eclipse-sumo/sumo#18312 · Filter by author joaoperes-gif opened on Sep 17, 2026 · 1.29.0
  8

  

• add a proper fallback for fox toolkit download

  c:build
  Task

  eclipse-sumo/sumo#18308 · Filter by author behrisch opened on Sep 14, 2026 · 1.29.0
  1

  

• route-flow output

  c:pytools
  Feature

  eclipse-sumo/sumo#18304 · Filter by author aminissn opened on Sep 11, 2026 · backlog
  2

  

• consider parallel computation of meso events for meso-ltm

  a:sumoc:mesoc:parallelismreview needed
  Feature

  eclipse-sumo/sumo#18300 · Filter by author namdre opened on Sep 9, 2026
  3

• permit route specific queue-choice

  a:sumoc:meso
  Feature

  eclipse-sumo/sumo#18299 · Filter by author namdre opened on Sep 9, 2026 · 1.29.0
  1

  

• counter lanechange blockage after stop

  a:sumoc:lanechange
  Bug

  eclipse-sumo/sumo#18289 · Filter by author namdre opened on Sep 2, 2026 · 1.28.0