[INFO] [launch]: All log files can be found below /home/me/.ros/log/2022-09-24-20-08-49-840066-me-virtual-machine-23450
[INFO] [launch]: Default logging verbosity is set to INFO
[ERROR] [launch]: Caught exception in launch (see debug for traceback): file not found: [Errno 2] No such file or directory: 'xacro'
在学习urdf建模时运行ros2 launch learning_urdf display出现这种报是怎么回事?
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