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1615798592 发布的最新帖子
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RE: roscore无法运行
我要打开机械臂的urdf模型,出现这样的情况:
ros@ros-virtual-machine:~/ws_rmrobot$ roslaunch rm_65_description display.launch
... logging to /home/ros/.ros/log/d1d2da90-bb76-11ee-8b04-75a2d050c8aa/roslaunch-ros-virtual-machine-6789.log
Checking log directory for disk usage. This may take a while.
Press Ctrl-C to interrupt
Done checking log file disk usage. Usage is <1GB.Traceback (most recent call last):
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/init.py", line 347, in main
p.start()
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/parent.py", line 305, in start
self._start_infrastructure()
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/parent.py", line 254, in _start_infrastructure
self._load_config()
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/parent.py", line 156, in _load_config
self.config = roslaunch.config.load_config_default(self.roslaunch_files, self.port,
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/config.py", line 461, in load_config_default
loader.load(f, config, argv=args, verbose=verbose)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/xmlloader.py", line 761, in load
self._load_launch(launch, ros_config, is_core=core, filename=filename, argv=argv, verbose=verbose)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/xmlloader.py", line 733, in _load_launch
self._recurse_load(ros_config, launch.childNodes, self.root_context, None, is_core, verbose)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/xmlloader.py", line 679, in _recurse_load
self._param_tag(tag, context, ros_config, verbose=verbose)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/xmlloader.py", line 96, in call
return f(*args, **kwds)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/xmlloader.py", line 271, in _param_tag
value = self.param_value(verbose, name, ptype, *vals)
File "/opt/ros/noetic/lib/python3/dist-packages/roslaunch/loader.py", line 478, in param_value
with open(textfile, 'r') as f:
FileNotFoundError: [Errno 2] No such file or directory: '/home/ros/ws_rmrobot/src/rm_robot/rm_65_description/robots/rm_65_description.urdf'