Segmentation fault when ArticulatedRoot have relationship to wrong body

Omniverse Isaac Sim
1

Hello, this crash happens if ArticulatedRoot is connected to body, which doesn’t have any joints to link.

This is what comes to terminal before crash

2020-11-18 16:34:14 [123,801ms] [Warning] [omni.usd] Warning: in SdfPath at line 97 of /opt/buildagent-share/work/da639afa0455b478/USD/pxr/usd/lib/sdf/path.cpp – Ill-formed SdfPath <>: syntax error

2020-11-18 16:34:14 [123,801ms] [Warning] [omni.client.plugin] Main: usd_plugin: Ill-formed SdfPath <>: syntax error
Fatal Python error: Segmentation fault

Current thread 0x00007f96ebd00740 (most recent call first):
/data/omni/_build/linux-x86_64/release/isaac-sim-headless.sh: line 4: 4876 Segmentation fault (core dumped) “$SCRIPT_DIR/…/…/target-deps/kit_sdk_release/_build/linux-x86_64/release/omniverse-kit” --merge-config=“$SCRIPT_DIR//experiences/isaac-sim-headless.json” --no-window $@

crash_2020-11-18_16-34-14_4876.txt (2.4 KB)
ddc9d62e-f671-429b-8afe1eaa-a05e6dae.dmp.txt (1.8 MB)
Added .txt extension to dmp file in order to upload here.
Version of isaac-sim-headless is 2020.2.28133

2

Thanks @asakhon-AITHEON!
Will add the bug to our internal tracker and make sure its fixed in future isaac sim releases