An error occurred while opening Isaaclab

[INFO] Using python from: /home/hiteam/anaconda3/envs/isaaclab/bin/python
[INFO][AppLauncher]: Loading experience file: /home/hiteam/.local/share/ov/pkg/isaac-sim-4.0.0/IsaacLab/source/extensions/omni.isaac.lab/omni/isaac/lab/app/…/…/…/…/…/…/apps/isaaclab.python.kit
Starting kit application with the following args: [‘/home/hiteam/.local/share/ov/pkg/isaac-sim-4.0.0/IsaacLab/_isaac_sim/exts/omni.isaac.kit/omni/isaac/kit/simulation_app.py’, ‘/home/hiteam/.local/share/ov/pkg/isaac-sim-4.0.0/IsaacLab/source/extensions/omni.isaac.lab/omni/isaac/lab/app/…/…/…/…/…/…/apps/isaaclab.python.kit’, ‘–/app/tokens/exe-path=/home/hiteam/.local/share/ov/pkg/isaac-sim-4.0.0/IsaacLab/_isaac_sim/kit’, ‘–/persistent/app/viewport/displayOptions=3094’, ‘–/rtx/materialDb/syncLoads=True’, ‘–/rtx/hydra/materialSyncLoads=True’, ‘–/omni.kit.plugin/syncUsdLoads=True’, ‘–/app/renderer/resolution/width=1280’, ‘–/app/renderer/resolution/height=720’, ‘–/app/window/width=1440’, ‘–/app/window/height=900’, ‘–/renderer/multiGpu/enabled=True’, ‘–/app/fastShutdown=True’, ‘–ext-folder’, ‘/home/hiteam/.local/share/ov/pkg/isaac-sim-4.0.0/IsaacLab/_isaac_sim/exts’, ‘–ext-folder’, ‘/home/hiteam/.local/share/ov/pkg/isaac-sim-4.0.0/IsaacLab/_isaac_sim/apps’, ‘–/renderer/activeGpu=0’, ‘–/physics/cudaDevice=0’, ‘–portable’, ‘–/app/window/hideUi=False’]
Passing the following args to the base kit application: [‘–task’, ‘Isaac-Reach-Franka-v0’, ‘–num_envs’, ‘32’, ‘–load_run’, ‘2024-06-13_09-24-07’, ‘–checkpoint’, ‘model_999.pt’]
Loading user config located at: ‘/home/hiteam/.local/share/ov/pkg/isaac-sim-4.0.0/kit/data/Kit/Isaac-Sim/4.0/user.config.json’

AttributeError: ‘NoneType’ object has no attribute ‘GetPath’

install isaacsim4.0 again.