# Description

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The check
[here](https://github.com/isaac-sim/IsaacLab/blob/2e6946afb9b26f6949d4b1fd0a00e9f4ef733fcc/source/isaaclab/isaaclab/sim/utils.py#L260):
the
[RigidBodyMaterialCfg](https://github.com/isaac-sim/IsaacLab/blob/2e6946afb9b26f6949d4b1fd0a00e9f4ef733fcc/source/isaaclab/isaaclab/sim/spawners/materials/physics_materials_cfg.py#L30)
used by
[GroundPlaneCfg](https://github.com/isaac-sim/IsaacLab/blob/2e6946afb9b26f6949d4b1fd0a00e9f4ef733fcc/source/isaaclab/isaaclab/sim/spawners/from_files/from_files_cfg.py#L158)
lacks a semantic_tags attribute. So the semantic_tags will not set to
the ground correctly, then the semantic_segmentation_mapping can not
been correctly mapped.

Fixes # (issue)

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## Type of change

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applicable. -->

- Bug fix (non-breaking change which fixes an issue)

## Screenshots

Please attach before and after screenshots of the change if applicable.
Ground didn't been mapping correctly.
| Before | After |
| ------ | ----- |
|
![image](https://github.com/user-attachments/assets/904c8223-4100-45d9-b0ea-ab54833269e3)
| ![Screenshot 2025-04-29 at 17 57
24](https://github.com/user-attachments/assets/4ef18c5f-8587-4ed0-9890-c7dfaae30675)|
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## Checklist

- [x] I have run the [`pre-commit` checks](https://pre-commit.com/) with
`./isaaclab.sh --format`
- [x] I have made corresponding changes to the documentation
- [x] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my
feature works
- [x] I have updated the changelog and the corresponding version in the
extension's `config/extension.toml` file
- [x] I have added my name to the `CONTRIBUTORS.md` or my name already
exists there

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---------
Signed-off-by: YunLiu <55491388+KumoLiu@users.noreply.github.com>
Co-authored-by: Kelly Guo <kellyg@nvidia.com>