ROS: No p gain specified for pid. Namespace: /gazebo_ros_control/pid_gains/shoulder_pitch_joint

 

運行 gazebo_ros_control.launch時，

錯誤如下：

 

[ERROR] [1571212497.739111392, 0.166000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/shoulder_pitch_joint
[ERROR] [1571212497.744784033, 0.166000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/elbow_roll_joint
[ERROR] [1571212497.747626326, 0.166000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/elbow_pitch_joint
[ERROR] [1571212497.749455772, 0.166000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/wrist_roll_joint
[ERROR] [1571212497.751916855, 0.166000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/wrist_pitch_joint
[ERROR] [1571212497.757109573, 0.166000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/gripper_roll_joint

可忽略此錯誤，原因見參考文獻。

 

 

 

參考：https://answers.ros.org/question/293830/what-is-the-fix-for-no-p-gain-specified-for-pid-namespace-gazebo_ros_controlpid_gainsback_right_wheel_joint-ros-melodic/