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davetcoleman / clam

ROS software for controlling 7-DOF low-cost robotic manipulator
http://correll.cs.colorado.edu/clam/
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fix error in gazebo simulation log #16

Closed dylanvaughn closed 9 years ago

dylanvaughn commented 9 years ago

When starting the clam arm in gazebo I was seeing these errors:

[ INFO] [1418878448.704485967, 0.536000000]: gazebo_ros_control plugin is waiting for model URDF in parameter [/robot_description] on the ROS param server. [ERROR] [1418878448.806375161, 0.536000000]: No valid hardware interface element found in joint 'shoulder_pan_joint'. [ERROR] [1418878448.806422232, 0.536000000]: Failed to load joints for transmission 'tran1'. [ERROR] [1418878448.806444608, 0.536000000]: No valid hardware interface element found in joint 'shoulder_pitch_joint'. [ERROR] [1418878448.806460735, 0.536000000]: Failed to load joints for transmission 'tran1'. [ERROR] [1418878448.806478720, 0.536000000]: No valid hardware interface element found in joint 'elbow_roll_joint'. [ERROR] [1418878448.806496745, 0.536000000]: Failed to load joints for transmission 'tran1'. [ERROR] [1418878448.806517349, 0.536000000]: No valid hardware interface element found in joint 'elbow_pitch_joint'. [ERROR] [1418878448.806535559, 0.536000000]: Failed to load joints for transmission 'tran1'. [ERROR] [1418878448.806553456, 0.536000000]: No valid hardware interface element found in joint 'wrist_roll_joint'. [ERROR] [1418878448.806573583, 0.536000000]: Failed to load joints for transmission 'tran1'. [ERROR] [1418878448.806591797, 0.536000000]: No valid hardware interface element found in joint 'wrist_pitch_joint'. [ERROR] [1418878448.806608606, 0.536000000]: Failed to load joints for transmission 'tran1'. [ERROR] [1418878448.806626779, 0.536000000]: No valid hardware interface element found in joint 'gripper_roll_joint'. [ERROR] [1418878448.806646964, 0.536000000]: Failed to load joints for transmission 'tran1'. [ERROR] [1418878448.806664652, 0.536000000]: No valid hardware interface element found in joint 'gripper_finger_joint'. [ERROR] [1418878448.806683746, 0.536000000]: Failed to load joints for transmission 'tran1'. [ INFO] [1418878448.925537070, 0.536000000]: Loaded gazebo_ros_control.

which lead me here:

http://answers.ros.org/question/186681/no-valid-hardware-interface-element-found-in-joint/?answer=187192#post-id-187192

These changes seem to fix the errors.