ros2 launch learning_gazebo load_mbot_laser_into_gazebo.launch.py（I remember it used to work, but now it doesn't.）（ubuntu22+humble）

[dxs1224]

[robot_state_publisher-1] [INFO] [1702967876.151084429] [robot_state_publisher]: got segment back_caster_link
[robot_state_publisher-1] [INFO] [1702967876.151158712] [robot_state_publisher]: got segment base_footprint
[robot_state_publisher-1] [INFO] [1702967876.151163981] [robot_state_publisher]: got segment base_link
[robot_state_publisher-1] [INFO] [1702967876.151166853] [robot_state_publisher]: got segment front_caster_link
[robot_state_publisher-1] [INFO] [1702967876.151169589] [robot_state_publisher]: got segment laser_link
[robot_state_publisher-1] [INFO] [1702967876.151172178] [robot_state_publisher]: got segment left_wheel_link
[robot_state_publisher-1] [INFO] [1702967876.151174769] [robot_state_publisher]: got segment right_wheel_link
[spawn_entity.py-4] [INFO] [1702967876.183103253] [spawn_entity]: Spawn Entity started
[spawn_entity.py-4] [INFO] [1702967876.183383461] [spawn_entity]: Loading entity published on topic robot_description
[spawn_entity.py-4] /opt/ros/humble/local/lib/python3.10/dist-packages/rclpy/qos.py:307: UserWarning: DurabilityPolicy.RMW_QOS_POLICY_DURABILITY_TRANSIENT_LOCAL is deprecated. Use DurabilityPolicy.TRANSIENT_LOCAL instead.
[spawn_entity.py-4] warnings.warn(
[spawn_entity.py-4] [INFO] [1702967876.185116969] [spawn_entity]: Waiting for entity xml on robot_description
[spawn_entity.py-4] [INFO] [1702967876.196299070] [spawn_entity]: Waiting for service /spawn_entity, timeout = 30
[spawn_entity.py-4] [INFO] [1702967876.196487969] [spawn_entity]: Waiting for service /spawn_entity
[spawn_entity.py-4] [INFO] [1702967876.700723800] [spawn_entity]: Calling service /spawn_entity
[ERROR] [gzserver-2]: process has died [pid 41630, exit code -11, cmd 'gzserver /home/dxs/test/install/learning_gazebo/share/learning_gazebo/worlds/neighborhood.world -slibgazebo_ros_init.so -slibgazebo_ros_factory.so -slibgazebo_ros_force_system.so'].
[ERROR] [gzclient-3]: process has died [pid 41632, exit code 255, cmd 'gzclient'].