What problem may create question discribled "[Error] [carb.gym.plugin] Failed to resolve collision mesh 'package://bayin/meshes/base_link.STL'"

Robotics & Edge Computing Robotics - Isaac Isaac Gym
1

I want to Adding a new environment in this project about rl https://github.com/leggedrobotics/legged_gym.

[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/base_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/base_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/FL_hip_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/FL_hip_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/FL_leg_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/FL_leg_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/FL_feet_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/FL_feet_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/FR_hip_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/FR_hip_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/FR_leg_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/FR_leg_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/FR_feet_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/FR_feet_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/RL_hip_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/RL_hip_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/RL_leg_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/RL_leg_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/RL_feet_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/RL_feet_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/RR_hip_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/RR_hip_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/RR_leg_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/RR_leg_link.STL’
[Error] [carb.gym.plugin] Failed to resolve collision mesh ‘package://bayin/meshes/RR_feet_link.STL’
[Error] [carb.gym.plugin] Failed to resolve visual mesh ‘package://bayin/meshes/RR_feet_link.STL’