rviz crash using cartesian path plan
iam getting this message
[ INFO] [1631544537.675079635]: Computed Cartesian path with 74 points (followed 100.000000% of requested trajectory)
[ INFO] [1631544537.675303283]: Achieved 100.000000 % of Cartesian path
[ INFO] [1631544538.675434715]: Didn't receive robot state (joint angles) with recent timestamp within 1 seconds.
Check clock synchronization if your are running ROS across multiple machines!
[ERROR] [1631544538.675464938]: Failed to fetch current robot state
[rviz_robotik_18323_2580941928133169340-10] process has died [pid 18403, exit code -11, cmd /opt/ros/melodic/lib/rviz/rviz -d /home/robotik/akinrobotics/RoboticArm/robotic-arm/robotkol_ws/src/robot_arm_v4/launch/moveit.rviz __name:=rviz_robotik_18323_2580941928133169340 __log:=/home/robotik/.ros/log/93d00fb6-149c-11ec-9b7e-d45d6422df12/rviz_robotik_18323_2580941928133169340-10.log].
log file: /home/robotik/.ros/log/93d00fb6-149c-11ec-9b7e-d45d6422df12/rviz_robotik_18323_2580941928133169340-10*.log
then rviz shutdown
only i see this message using "cartesian path". but not always giving error, sometimes working good but sometimes crash.
RViz version 1.13.18 (melodic).
need help, thenk you