第六章中一开始display_robot_launch.py是能跑的，一切正常能打开rviz2，模型也正常，继续往后走到gazebo添加差速轮后再运行就报这个错
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ls@ls-OMEN-Gaming-Laptop-16-ae0xxx:~/chapter6/chapter6_ws$ ros2 launch fishbot_description display_robot.launch.py
[INFO] [launch]: All log files can be found below /home/ls/.ros/log/2025-07-14-22-50-13-406014-ls-OMEN-Gaming-Laptop-16-ae0xxx-7918
[INFO] [launch]: Default logging verbosity is set to INFO
[INFO] [robot_state_publisher-1]: process started with pid [7920]
[INFO] [joint_state_publisher-2]: process started with pid [7922]
[INFO] [rviz2-3]: process started with pid [7924]
[robot_state_publisher-1] [INFO] [1752504613.535700714] [robot_state_publisher]: got segment back_caster_link
[robot_state_publisher-1] [INFO] [1752504613.535768118] [robot_state_publisher]: got segment base_footprint
[robot_state_publisher-1] [INFO] [1752504613.535774413] [robot_state_publisher]: got segment base_link
[robot_state_publisher-1] [INFO] [1752504613.535777807] [robot_state_publisher]: got segment camera_link
[robot_state_publisher-1] [INFO] [1752504613.535781003] [robot_state_publisher]: got segment front_caster_link
[robot_state_publisher-1] [INFO] [1752504613.535784553] [robot_state_publisher]: got segment imu_link
[robot_state_publisher-1] [INFO] [1752504613.535787920] [robot_state_publisher]: got segment laser_cylinder_link
[robot_state_publisher-1] [INFO] [1752504613.535791156] [robot_state_publisher]: got segment laser_link
[robot_state_publisher-1] [INFO] [1752504613.535794234] [robot_state_publisher]: got segment left_wheel_link
[robot_state_publisher-1] [INFO] [1752504613.535797336] [robot_state_publisher]: got segment right_wheel_link
[rviz2-3] /opt/ros/humble/lib/rviz2/rviz2: symbol lookup error: /snap/core20/current/lib/x86_64-linux-gnu/libpthread.so.0: undefined symbol: __libc_pthread_init, version GLIBC_PRIVATE
[ERROR] [rviz2-3]: process has died [pid 7924, exit code 127, cmd '/opt/ros/humble/lib/rviz2/rviz2 -d /home/ls/chapter6/chapter6_ws/install/fishbot_description/share/fishbot_description/config/rviz/display_model.rviz --ros-args'].
[joint_state_publisher-2] [INFO] [1752504613.756091603] [joint_state_publisher]: Waiting for robot_description to be published on the robot_description topic...
^C[WARNING] [launch]: user interrupted with ctrl-c (SIGINT)
[robot_state_publisher-1] [INFO] [1752504624.928440216] [rclcpp]: signal_handler(signum=2)
[INFO] [robot_state_publisher-1]: process has finished cleanly [pid 7920]
[INFO] [joint_state_publisher-2]: process has finished cleanly [pid 7922] -
外面命令行里能跑，vscode里跑不了，好奇怪