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在使用moveit对机械臂进行配置后,启动demo_gazebo.launch报错如下:

[ WARN] [1688175232.930768924, 359.533000000]: Failed to read controllers from /controller_manager/list_controllers
[ERROR] [1688175232.930839190, 359.533000000]: Unable to identify any set of controllers that can actuate the specified joints: [ foreArm_joint shoulder_joint upperArm_joint wrist1_joint wrist2_joint wrist3_joint ]
[ERROR] [1688175232.930871178, 359.533000000]: Known controllers and their joints:

[ERROR] [1688175232.930915666, 359.533000000]: Apparently trajectory initialization failed

 解决:

1.没有安装完整的包 (但我不是这个原因)

参考:ubuntu20.04_ROS中运行gazebo控制机器人模型报错_tudoukaihua的博客-CSDN博客

2.命名空间相关 (最终解决方案)

在使用的xacro或者urdf文件中,有这样几行代码:

<gazebo>
        <plugin filename="libgazebo_ros_control.so" name="g

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