“// XTDRONE // GAZEBO // ROS“ :~/catkin_ws$ catkin build报错_workspace configuration appears valid.-优快云博客

本文链接：https://blog.youkuaiyun.com/For_Air_/article/details/135679225

文章描述了在配置Gazebo环境和编译gazebo_ros_pkgs时遇到的empy版本不匹配问题，通过卸载并安装特定版本的empy以及解决rosrungazebo_rosgazebo的问题，作者分享了解决步骤和相应的报错信息。

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配置gazebo环境

编译Gazebo的插件gazebo_ros_pkgs出现如下报错

xtdrone@xtdrone-virtual-machine:~/catkin_ws$ catkin build
------------------------------------------------------------
Profile:                     default
Extending:             [env] /opt/ros/noetic
Workspace:                   /home/xtdrone/catkin_ws
------------------------------------------------------------
Build Space:        [exists] /home/xtdrone/catkin_ws/build
Devel Space:        [exists] /home/xtdrone/catkin_ws/devel
Install Space:      [unused] /home/xtdrone/catkin_ws/install
Log Space:          [exists] /home/xtdrone/catkin_ws/logs
Source Space:       [exists] /home/xtdrone/catkin_ws/src
DESTDIR:            [unused] None
------------------------------------------------------------
Devel Space Layout:          linked
Install Space Layout:        None
------------------------------------------------------------
Additional CMake Args:       None
Additional Make Args:        None
Additional catkin Make Args: None
Internal Make Job Server:    True
Cache Job Environments:      False
------------------------------------------------------------
Buildlisted Packages:        None
Skiplisted Packages:         None
------------------------------------------------------------
Workspace configuration appears valid.
------------------------------------------------------------
[build] Found 6 packages in 0.0 seconds.                                       
[build] Updating package table.                                                
Starting  >>> gazebo_dev                                                       
Starting  >>> gazebo_msgs                                                      
Finished  <<< gazebo_dev                        [ 4.8 seconds ]                
_______________________________________________________________________________
Errors     << gazebo_msgs:make /home/xtdrone/catkin_ws/logs/gazebo_msgs/build.make.000.log
Traceback (most recent call last):
  File "/opt/ros/noetic/share/gencpp/cmake/../../../lib/gencpp/gen_cpp.py", line 49, in