老师,我把代码修改后用gazebo打开报错,请问怎么解决呢?
Traceback (most recent call last):
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/__init__.py", line 306, in main
p.start()
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/parent.py", line 268, in start
self._start_infrastructure()
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/parent.py", line 217, in _start_infrastructure
self._load_config()
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/parent.py", line 132, in _load_config
roslaunch_strs=self.roslaunch_strs, verbose=self.verbose)
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/config.py", line 451, in load_config_default
loader.load(f, config, verbose=verbose)
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/xmlloader.py", line 749, in load
self._load_launch(launch, ros_config, is_core=core, filename=filename, argv=argv, verbose=verbose)
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/xmlloader.py", line 721, in _load_launch
self._recurse_load(ros_config, launch.childNodes, self.root_context, None, is_core, verbose)
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/xmlloader.py", line 665, in _recurse_load
self._param_tag(tag, context, ros_config, verbose=verbose)
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/xmlloader.py", line 95, in call
return f(*args, **kwds)
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/xmlloader.py", line 265, in _param_tag
value = self.param_value(verbose, name, ptype, *vals)
File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/loader.py", line 491, in param_value
p = subprocess.Popen(shlex.split(command), stdout=subprocess.PIPE)
File "/usr/lib/python2.7/subprocess.py", line 711, in __init__
errread, errwrite)
File "/usr/lib/python2.7/subprocess.py", line 1343, in _execute_child
raise child_exception
OSError: [Errno 13] Permission denied
我的launch文件
package文件:
smartcar_description
0.0.0
The smartcar_description package
zhang
zhiwenzhang
BSD
catkin
roscpp
gazebo_ros
gazebo_plugins
dynamic_reconfigure
std_msgs
geometry_msgs
joint_state_controller
robot_state_publisher
gazebo_ros_control
rospy
urdf
urdf
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