终端输出的错误

  • 没有设置 pid:
    [ERROR] [1627052671.393262001, 0.145000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/shoulder_pan_joint
    [ERROR] [1627052671.393864586, 0.145000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/shoulder_lift_joint
    [ERROR] [1627052671.394434914, 0.145000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/elbow_joint
    [ERROR] [1627052671.394998115, 0.145000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/wrist_1_joint
    [ERROR] [1627052671.395562500, 0.145000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/wrist_2_joint
    [ERROR] [1627052671.396130924, 0.145000000]: No p gain specified for pid.  Namespace: /gazebo_ros_control/pid_gains/wrist_3_joint
    

解决方法

  • 找到下面这个文件:
    在这里插入图片描述
  • 复制该段内容:
      /gazebo_ros_control:
        pid_gains:
          shoulder_pan_joint:
            p: 100.0
            i: 0.01
            d: 10.0
          shoulder_lift_joint:
            p: 100.0
            i: 0.01
            d: 10.0
          elbow_joint:
            p: 100.0
            i: 0.01
            d: 10.0
          wrist_1_joint:
            p: 100.0
            i: 0.01
            d: 10.0
          wrist_2_joint:
            p: 100.0
            i: 0.01
            d: 10.0
          wrist_3_joint:
            p: 100.0
            i: 0.01
            d: 10.0
    
  • 粘贴到下面的位置(注意缩进):
    在这里插入图片描述
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