zkgoodboy

> @zkgoodboy It seems that the error indicates some issues with the joint limit. Did you change the joint limit in `ur5_joint_limited_robot.urdf.xacro`? > > ``` > shoulder_pan_lower_limit="${-2*pi}" shoulder_pan_upper_limit="${2*pi}" > ```...

i try it again with the another version of universal robot,but the error still exist,just change the path's name.following is the error: **Invalid parameter "transmission_hw_interface" None None** when instantiating macro:...

my wechat :18428341003 grateful for your help!

hello li huang, how do i Make sure i have installed Python2.7 and some useful libraries/packages, such as Numpy, cv2, etc.(i guess mabey it is the problem,or not)

> @zkgoodboy check this most recent [issue](https://github.com/lihuang3/ur5_ROS-Gazebo/issues/12#issuecomment-490756615), you may ask him/her for details as he/she just made it work. Meanwhile, the recommended environment should have Ubuntu 16.04, Python 2.7, ROS...

hello, lihuang3,i have a question.after i replace the ur5.urdf.xacro under the universal robot folder with the ur5.urdf.xacro under your repo. Do i need to roslaunch moveit setup assistant to regenerate...