# Description
Two changes are made to fix _[Bug Report] sb3_ppo_cfg.yaml not work for
Isaac-Lift-Cube-Franka-v0 #1248_:

1. Add `sb3_cfg_entry_point` to
`source/extensions/omni.isaac.lab_tasks/omni/isaac/lab_tasks/manager_based/manipulation/lift/config/franka/init.py`
2. Change `net_arch=[32, 32, dict(pi=[256, 128, 64], vf=[256, 128,
64])]` to `net_arch=dict(pi=[256, 128, 64], vf=[256, 128, 64])` in line
19 of `sb3_ppo_cfg.yaml`.


Fixes #1248

## Type of change

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

- [x] I have run the [`pre-commit` checks](https://pre-commit.com/) with
`./isaaclab.sh --format`
- [x] My changes generate no new warnings