How to solve MD5sum version error ?
I'm using Windows7: MATLAB R2020a Ubuntu 18.04: ROS melodic, UR3 in Gazebo My code is [urArm, urGoalMsg] = rosactionclient('arm_controller/follow_joint_trajectory'); Error message of ROS is how can I solve this. I tried deleting devel and build files and catkin_make again. It didn't work. Please help
Can you please post more information about your issue. I don't see a proper error message in there.
I'm using Windows7: MATLAB R2020a Ubuntu 18.04: ROS melodic, UR3 in Gazebo My code is [urArm, urGoalMsg] = rosactionclient('arm_controller/follow_joint_trajectory'); Error message of ROS is
[control_msgs/FollowJointTrajectoryActionResult/bce83d50f7bb28226801436caf0e2043], but our version has [control_msgs/FollowJointTrajectoryActionResult/c4fb3b000dc9da4fd99699380efcc5d9]. Dropping connection.
how can I solve this. I tried deleting devel and build files and catkin_make again. It didn't work. Please help
The msg definitions might be different. Easiest way to check if what you get is what you expected is to do a
rosmsg info