Issues

• Newton backend: no supported path to run-to-run determinism with contacts (6.2.0.1)

  isaac-sim-physicsisaac-sim-v6-2-0
  isaac-sim/IsaacSim#935 · Filter by author ycpss91255 opened on Nov 10, 2026
  

• ParticleField3DGaussianSplat turns one flat colour after Stop, then ERROR_DEVICE_LOST (Isaac Sim 6.0.1)

  isaac-sim-perfisaac-sim-v6-0-1
  isaac-sim/IsaacSim#934 · Filter by author tranquanglam123 opened on Nov 10, 2026
  1

• omni.replicator.core: orchestrator.step() drives four full renders per capture and keeps one

  isaac-sim-sdgisaac-sim-v6-1-0
  isaac-sim/IsaacSim#933 · Filter by author franz6ko opened on Nov 9, 2026
  2

• [Isaac Sim 6.2] Moving RTX LiDAR with many emitter states: FSD re-syncs the whole prim every frame (~1.5–1.9 ms per LiDAR per frame)

  isaac-sim-perfisaac-sim-v6-2-0
  isaac-sim/IsaacSim#932 · Filter by author zwdoescode opened on Nov 7, 2026
  

• ParticleField (3DGS) renders blurred when added to an already open stage

  isaac-sim-sdgisaac-sim-v6-2-0
  isaac-sim/IsaacSim#931 · Filter by author TillBeemelmanns opened on Nov 5, 2026
  1

  

• Isaac Sim 6.2 Kit fast_importer selects mixed charset_normalizer Python/native modules, causing 41 extension startup failures

  isaac-sim-setupinstallationsisaac-sim-v6-2-0
  isaac-sim/IsaacSim#929 · Filter by author ZiqiChai opened on Nov 5, 2026
  3

  

• ArticulationView.get_generalized_gravity_forces() overwrites link accelerations and velocities, and returns wrong torques for floating-base articulations

  isaac-sim-physicsisaac-sim-v5-1-0
  isaac-sim/IsaacSim#928 · Filter by author garg-akash opened on Nov 5, 2026
  1

  

• Unexpected first-step friction impulse after a zero-velocity teleport using the GPU tensor API

  isaac-sim-physicsisaac-sim-v6-1-0
  isaac-sim/IsaacSim#924 · Filter by author flm8620 opened on Nov 4, 2026
  

• isaac-sim-validator SKILL.md: Kit decision tree diagram fails to render

  documentationisaac-sim-documentationisaac-sim-v6-2-0
  isaac-sim/IsaacSim#923 · Filter by author AndrewJByrne opened on Nov 4, 2026
  1

  

• Disabled joints still produce "CreateJoint - found a joint with disjointed body transforms" warnings

  isaac-sim-physicsisaac-sim-v6-1-0
  isaac-sim/IsaacSim#922 · Filter by author lukas-durica opened on Nov 3, 2026
  1

  

• Isaac Sim 6.2 (Kit 110.4): main thread hangs for good during a new RTX view's first frames (hydra texture updates re-enabled)

  isaac-sim-ovisaac-sim-v4-0-0isaac-sim-v6-2-0
  isaac-sim/IsaacSim#920 · Filter by author serionist opened on Nov 1, 2026
  3

  

• isaacsim.ros2.control: URDF pruning drops the fixed joint between two control-joint components, producing a two-root URDF that controller_manager (Jazzy) rejects

  isaac-sim-rosisaac-sim-v6-1-0
  isaac-sim/IsaacSim#915 · Filter by author hashimoto-siproc opened on Oct 28, 2026
  1

  

• Isaac Sim 6.1 GPU PhysX silently drops contacts after a large same-frame teleport

  isaac-sim-physicsisaac-sim-v6-1-0
  isaac-sim/IsaacSim#914 · Filter by author flm8620 opened on Oct 28, 2026
  3

• Isaac Sim 5.1 crashes at startup on NVIDIA driver 610.62 (Windows) / 615.71.09 (Linux) — crash in rtx.scenedb on the Vulkan backend; D3D12 backend works

  isaac-sim-setupinstallationsisaac-sim-v5-1-0
  isaac-sim/IsaacSim#912 · Filter by author ywsldxk opened on Oct 27, 2026
  1

  

• ROS2CameraHelper / ROS2RtxLidarHelper 'release_instance' never detaches its writer (calls a non-existent method)

  isaac-sim-rosisaac-sim-v6-0-1
  isaac-sim/IsaacSim#909 · Filter by author sybaekrinfra opened on Oct 26, 2026
  1

• Articulation.set_dof_positions resets the position targets of joints not in dof_indices

  isaac-sim-apiisaac-sim-v6-1-0isaac-sim-v6-2-0
  isaac-sim/IsaacSim#907 · Filter by author mfinean opened on Oct 25, 2026
  1

  

• SimulationApp's SIGINT handler exits with status 0 and replaces the app's own handler

  isaac-sim-apiisaac-sim-v6-1-0isaac-sim-v6-2-0
  isaac-sim/IsaacSim#906 · Filter by author mfinean opened on Oct 25, 2026
  2

  

• Segfault in omni.syntheticdata during the post-process graph tick (Isaac Sim 6.1.0)

  isaac-sim-sdgisaac-sim-v6-1-0
  isaac-sim/IsaacSim#905 · Filter by author mfinean opened on Oct 24, 2026
  4

  

• [Isaac Sim 6.2] RTX LiDAR uses only the first 256 emitter states per prim (tickStates wraps at 256)

  isaac-sim-sensorsisaac-sim-v6-2-0
  isaac-sim/IsaacSim#901 · Filter by author vick-yu opened on Oct 22, 2026
  4

• [Feature] Newton backend: callback between collide and solver step

  isaac-sim-physicsisaac-sim-v6-1-0isaac-sim-v7-0-0a1
  isaac-sim/IsaacSim#898 · Filter by author PeterL-NV opened on Oct 21, 2026
  2

• RTX LiDAR LaserScan uses -1.0 for no-return measurements instead of +inf

  isaac-sim-rosisaac-sim-v6-2-0
  isaac-sim/IsaacSim#897 · Filter by author sybaekrinfra opened on Oct 21, 2026
  2

  

• Incorrect LaserScan angular resolution for solid-state RTX LiDAR in Isaac Sim

  bugisaac-sim-rosisaac-sim-v6-2-0
  isaac-sim/IsaacSim#896 · Filter by author sybaekrinfra opened on Oct 21, 2026
  2

• ROS2Subscriber: setting messageName segfaults (libisaacsim.ros2.nodes.plugin.so) when the ROS 2 bridge failed to load

  isaac-sim-rosisaac-sim-v6-0-1isaac-sim-v6-2-0
  isaac-sim/IsaacSim#892 · Filter by author l-tschreiber-a11y opened on Oct 19, 2026
  1

  

• Writer.detach() fails after labelling with rep.get.prims() + rep.modify.semantics()

  isaac-sim-sdgisaac-sim-v6-1-0regression
  isaac-sim/IsaacSim#888 · Filter by author franz6ko opened on Oct 15, 2026
  3

• Viewport reference grid rendered into the first captured frame intermittently

  isaac-sim-sdgisaac-sim-v6-1-0
  isaac-sim/IsaacSim#887 · Filter by author franz6ko opened on Oct 15, 2026
  2