Why is roslaunch giving Error in REST REquest and also a blank screen upon first startup?

asked 2020-04-16 07:44:14 -0500

Kaustav Ghosh gravatar image

teetangh@ubuntu:~$ roslaunch mybot_gazebo mybot_world.launch ... logging to /home/teetangh/.ros/log/a684d8b0-7fd5-11ea-9265-000c29eb89ab/roslaunch-ubuntu-21372.log Checking log directory for disk usage. This may take a while. Press Ctrl-C to interrupt Done checking log file disk usage. Usage is <1GB.

xacro.py is deprecated; please use xacro instead started roslaunch server http://ubuntu:40737/


PARAMETERS * /gazebo/enable_ros_network: True * /robot_description:

NODES / gazebo (gazebo_ros/gzserver) gazebo_gui (gazebo_ros/gzclient) mybot_spawn (gazebo_ros/spawn_model)


process[gazebo-1]: started with pid [21390] process[gazebo_gui-2]: started with pid [21395] process[mybot_spawn-3]: started with pid [21398] [gazebo-1] process has died [pid 21390, exit code 255, cmd /opt/ros/melodic/lib/gazebo_ros/gzserver -e ode /home/teetangh/mybot_ws/src/mybot_gazebo/worlds/mybot.world __name:=gazebo __log:=/home/teetangh/.ros/log/a684d8b0-7fd5-11ea-9265-000c29eb89ab/gazebo-1.log]. log file: /home/teetangh/.ros/log/a684d8b0-7fd5-11ea-9265-000c29eb89ab/gazebo-1*.log [Err] [REST.cc:205] Error in REST request

libcurl: (51) SSL: no alternative certificate subject name matches target host name 'api.ignitionfuel.org' terminate called after throwing an instance of 'boost::system::system_error' what(): End of file Aborted (core dumped) [gazebo_gui-2] process has died [pid 21395, exit code 134, cmd /opt/ros/melodic/lib/gazebo_ros/gzclient __name:=gazebo_gui __log:=/home/teetangh/.ros/log/a684d8b0-7fd5-11ea-9265-000c29eb89ab/gazebo_gui-2.log]. log file: /home/teetangh/.ros/log/a684d8b0-7fd5-11ea-9265-000c29eb89ab/gazebo_gui-2*.log

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